2018-10-22 Hanna Knutsson * Set PrintOptions for messages * Fix adaptive interval display (when +/- in expression) * Nicer display of lambertw() 2018-08-10 Hanna Knutsson * Option to disable automatic conversion to local currency (when optimal conversion is activated) 2018-08-08 Hanna Knutsson * Polar and exponential complex number forms 2018-08-07 Hanna Knutsson * Fix theme warning with gtk version < 3.20 * Fix long numbers in RPN operation parse result * Fix separator for last history item * Remove function parsing hint for "to" expression * Allow conversion of the current result using standalone "to" expression (e.g. type "to m" to convert current result to meter) 2018-07-04 Hanna Knutsson * More fine-grained completion settings in preferences dialog * Configurable completion popup delay * Separate preferences into additional tabs 2018-06-25 Hanna Knutsson * Completion modes (for different levels of suggestions) * "Keep open" option for insert function dialogs * Hide "Insert Emoji" expression context menu item 2018-06-20 Hanna Knutsson * Do not retrieve exchange rates not needed * Focus plot expression entry after graph added, modified or removed 2018-06-13 Hanna Knutsson * Show currency flag also when symbol (instead of ISO code) is used. The flag is placed after number if the currency is placed in front of the number with no space inbetween. 2018-06-02 Hanna Knutsson * Prefix completion suggestions and prefix handling in unit completion suggestions 2018-05-31 Hanna Knutsson * Do not enable OK button until values have changed, when editing definitions 2018-05-30 Hanna Knutsson * "to base #" conversion 2018-05-29 Hanna Knutsson * Add duodecimal base and Roman numerals to number base conversion dialog 2018-05-27 Hanna Knutsson * Calendar conversion * Add "to" conversion for display of numbers in roman, sexagesimal, or time format * Completion suggestions for "to"-commands 2018-05-22 Hanna Knutsson * Partial fraction expansion 2018-05-19 Hanna Knutsson * Match title (and country for currencies) in completion suggestion list * Show currency flag in result when currency code is used 2018-05-02 Hanna Knutsson * Search box for functions, variables, units, and long unit conversion lists * Context menu for conversion unit list, and middle click for add to expression * Use a searchable list view for convert to selection in unit manager 2018-04-28 Hanna Knutsson * Flags for currencies (flags collected by majumeke) 2018-04-11 Hanna Knutsson * Fix set (optimal) prefix when result is converted to composite unit (with prefix) 2018-04-09 Hanna Knutsson * "to"-conversion for physical constants 2018-04-08 Hanna Knutsson * Support for "handle vector" argument property 2018-04-03 Hanna Knutsson * Time zone conversion 2018-04-01 Hanna Knutsson * Allow user to change decimal separator (and consequently argument separator) 2018-03-30 Hanna Knutsson * Fix function completion 2018-03-20 Hanna Knutsson * Use the currency menu structure for to button menu when currency unit in result, and the display all remaining units in the first more menu for other units * List all currencies in conversion tab * Hide hidden items (including extra currencies) from completion * Use recursive directory creation * Fix save/load of interval arithmetic state * Add version command line option 2018-02-19 Hanna Knutsson * Add integrate() and dsolve() to button menu 2018-02-07 Hanna Knutsson * Fix history height not reducable * Remove wrong tooltips from percentage calculation tool 2018-02-05 Hanna Knutsson * Resize result vertically when the window is resized, if keypad/history/conversion is hidden 2018-01-22 Hanna Knutsson * Plot line width setting 2018-01-18 Hanna Knutsson * Add y min/max to plot dialog * Hide color/monochrome setting (has no effect) * Increase default and maximum number of plot samples * Allow resizing of plot dialog * Add option to not copy digit separator 2018-01-15 Hanna Knutsson * Implement completion only name property in GUI 2018-01-04 Hanna Knutsson * Fix never ending cell cycling with tab on last cell in matrix dialog (issue #33) 2017-11-22 Hanna Knutsson * Digit grouping * Fix segfault on edit names for new item * Enhanced parsed expression display 2017-11-16 Hanna Knutsson * Option to disable units in physical constants 2017-11-15 Hanna Knutsson * Interval arithmetic * Use 10^n instead of E-notation for main result display (configurable) 2017-10-09 Hanna Knutsson * Enhanced support for duodecimal numbers 2017-09-20 Hanna Knutsson * Fix Home and End keys in expression entry * Use Up key if not on first line and Down key if not on last line for movement within expression entry 2017-09-15 Hanna Knutsson * Version check on Windows * Fix integer argument spin button 2017-09-08 Hanna Knutsson * Proper root and abs display * Enhanced display of nested exponentiation 2017-08-29 Hanna Knutsson * Multiple indeces (vector) accepted in answer() and expression() functions. Used for inserting value when multiple items is selected. * Highlight matching parentheses * Go back to previous RPN mode settings (separating stack and syntax completely) and use all keyboard keys for RPN operations by default 2017-08-27 Hanna Knutsson * Remove assumption type complex from GUI 2017-08-25 Hanna Knutsson * Fix parse status function argument shortening and ellipsizing 2017-08-24 Hanna Knutsson * New icon (mainly because of missing scalable image for the old) 2017-08-23 Hanna Knutsson * Enhanced superscript on buttons (do not use ) 2017-08-21 Hanna Knutsson * Do not save height of keypad or window with tabs hidden 2017-08-20 Hanna Knutsson * Expression undo/redo 2017-08-19 Hanna Knutsson * Fixed custom font sizes * Default to a larger font size * Use '×' (00D6) as default mulitplication sign and add middle dot as alternative multiplication sign (both present in more fonts than the true multiplication dot) * Fixed/enhanced matrix/vector editing 2017-08-18 Hanna Knutsson * Use glib-compile-resources for ui files (makes it easier to relocate or run the application without installing) * Fix matrix/vector editing 2017-08-17 Hanna Knutsson * Apply functions with more than one argument to the stack 2017-08-16 Hanna Knutsson * Multiline expression entry 2017-08-14 Hanna Knutsson * Percentage calculation dialog 2017-08-10 Hanna Knutsson * Alternative simplified function edit dialog * Fix blurry text with GDK_SCALE > 1 2017-08-09 Hanna Knutsson * Redesigned keypad 2017-08-05 Hanna Knutsson * Fixes for MS Windows (now compiles, and runs without apparent issues, with MinGW) 2017-07-22 Hanna Knutsson * Fixes to result image saving 2017-07-21 Hanna Knutsson * Fix history operators with one selected item and selected text 2017-07-18 Hanna Knutsson * Fix name input fields when cleared * Set max/min value in integer input field to INT_MAX/INT_MIN * Fix argument min/max input field * Parse instead of calculate values in matrix edit dialog * Update CSV import name logic * Add (long) max time for CSV export * Check for errors in more places (avoids message dialogs with no parent) * Use expression string, if available, instead of value in variable edit dialog 2017-07-17 Hanna Knutsson * Make it possible to stop conversion of result * Use escape key to abort * Abort on exit * Make history and rpn tab insensitive during calculation 2017-07-16 Hanna Knutsson * Fix set unknowns * Enhanced conversion unit category list * Avoid recursion in expression() and answer() * Changes in conversion unit category list - only one row expand at the same time, show units in subcategories if list otherwise empty, expand on click if units in subcategories not shown 2017-07-15 Hanna Knutsson * Fix history scrolling on new result * Fix history when errors during set unknowns * Fix "<", ">" and "&" in history * Fix result resizing and disable overlay scrolling for result 2017-07-09 Hanna Knutsson * Solve issue with result sometimes not showing 2017-07-07 Hanna Knutsson * Let unit entry grab focus when clicking conversion expander nad move focus to expression after conversion using enter in unit entry or convert button 2017-07-01 Hanna Knutsson * Fix vector/matrix plot * Add timeout for plot series data generation 2017-06-30 Hanna Knutsson * Do not repeat conversion of the same value on focus out in units dialog (fixes endlessly repeating message dialog) 2017-06-28 Hanna Knutsson * Updates for new calculation termination and factorization in libqalculate 2017-06-17 Hanna Knutsson * Remove "Unkown" and "Not Matrix" type assumptions 2017-06-06 Hanna Knutsson * Implement automatic unit conversion changes from libqalculate 2017-04-19 Hanna Knutsson * Merge Windows support fork (chengsun) * Replace deprecated gtk_show_uri() 2017-04-02 Hanna Knutsson * Fix compilation with old gcc versions 2017-02-26 Hanna Knutsson * Save the size of units, functions, variables and datasets windows and the positions of panels 2017-02-23 Hanna Knutsson * Calculate text in spinbox and convert integer arguments to non-decimal input bases in input function dialog * Fix setting of custom status error and warning color and calculate default colors from the default foreground color for the widget 2017-02-22 Hanna Knutsson * Use a list (GtkTreeView), with action buttons and referenceable history items, instead of plain text (GtkTextView) for history 2017-02-20 Hanna Knutsson * Add copy register button and modify the behaviour of the swap button * Add buttons for arithmetics next to the RPN stack 2017-02-18 Hanna Knutsson * Add swap button, use up/down buttons for rotation if no selection and remove top of the stack with delete button if no selection * Combine RPN mode and syntax in single menu and with combined choices 2016-12-09 Hanna Knutsson * Replace deprecated gtk_menu_popup with gtk_menu_popup_at_pointer for gtk >= 3.22 * Add option to use multiple instances by default 2016-10-24 Hanna Knutsson * Fix STO button tooltip * Do not use gdk_cairo_create with gdk >= 3.22 2016-09-12 Hanna Knutsson * Avoid overriding primary selection when receiving focus 2016-09-02 Hanna Knutsson * Mixed units conversion 2016-09-01 Hanna Knutsson * Fix "to base" 2016-07-18 Hanna Knutsson * Command line option start a new instance of the application 2016-07-18 Hanna Knutsson * Only run a single instance of the application 2016-06-11 Hanna Knutsson * Show actual number of days since last exchange rates update 2016-06-09 Hanna Knutsson * Improve exchange rates handling * Exchange rates update interval in preferences * If fetch exchange rates on startup is set, then update exchange rates every day instead 2016-06-01 Hanna Knutsson * Use html help instead 2016-05-28 Hanna Knutsson * New "to" commands: factors and fraction 2016-05-27 Hanna Knutsson * hex, oct, bin, bases, optimal, base "to" commands * Do not complete functions and variables in "to" expression 2016-05-25 Hanna Knutsson * Set missing prefixes check box * Wait 0.5 s before showing fetching exchange rates message 2016-05-22 Hanna Knutsson * Default for history (and conversion) height * Continuous conversion check box instead of convert button as toggle 2016-05-20 Hanna Knutsson * New parsing modes 2016-05-19 Hanna Knutsson * Reenable and fix stack editing and stop expression entry from stealing focus when editing * Move convert unit dialog convert to tab in main window. Auto-select category and add toggle button for continuous conversion. * Enhanced window size handling 2016-05-17 Hanna Knutsson * New print abort/timeout system 2016-05-16 Hanna Knutsson * Add timeout for conversion in units dialog and in bases dialog 2016-05-15 Hanna Knutsson * Attempt to make print thread cancellation less crash prone 2016-05-09 Hanna Knutsson * Set optimal prefix menu item 2016-05-04 Hanna Knutsson * Update exchange rates question dialog 2016-05-03 Hanna Knutsson * Use standard location for data and configuration (~/.local and ~/.conf) 2016-05-02 Hanna Knutsson * Attempt to solve the convert to unit issues * Show information about how to view errors and warnings * Fix result scaling 2016-04-30 Hanna Knutsson * Do not use GtkImageMenuItem * Add "Use with prefixes by default" to unit edit dialog * Various small fixes * Add AppData file * Update build files and increment version number 2016-04-29 Hanna Knutsson * Fill in bases dialog with current expression and use keybinding Ctrl+B (bug #87) 2016-04-28 Hanna Knutsson * Use spinner instead of entry progress pulse * Add option to ignore commas * Add all prefix options to the UI 2016-04-27 Hanna Knutsson * Use GtkInfoBar instead of message dialog in main window * Use icon with tooltip for messages in main window 2016-04-26 Hanna Knutsson * Remove convert and save buttons, move execute button to expression entry and add clear icon * Show progress in expression entry and result display instead of in dialog, and change window title. Change execute icon to stop icon in entry during processing. * Do not repeat number printing process unnecessarily * Additional GUI polishing and fixes 2016-04-25 Hanna Knutsson * Polishing and various fixes 2016-04-24 Hanna Knutsson * Fix save to image * Fix result popup menu * Finish migration to cairo * Restore tooltips in GtkBuilder files * Remove stock labels and icons on buttons in GtkBuilder files * Do not use GtkAlignment in GtkBuilder files 2016-04-23 Hanna Knutsson * Migrate to GTK+ 3 (most is done) 2016-04-22 Hanna Knutsson * Use gtk_show_about_dialog() 2016-04-21 Hanna Knutsson * Convert from Glade to GtkBuilder * Do not use deprecated symbols * Replace GDK_ with GDK_KEY_ 2016-04-18 Hanna Knutsson * Add missing call to fclose(file) (bug #142) 2009-01-05 Jonathan Stickel * General build updates and bug fixes, including the ability to build against cln >= 1.2. 2007-08-21 Hanna Knutsson * Use same behaviour for GDK_asciiscircum as GDK_dead_circumflex to fix keyboard layouts without dead keys (bug 1741299) 2007-08-01 Hanna Knutsson * Better method for determining if a unicode character can be displayed 2007-07-02 Hanna Knutsson * Fix insert vector 2007-04-30 Hanna Knutsson * Do not try to free null icon 2007-04-16 Hanna Knutsson * Always input decimal separator sign on keypad separator press 2007-03-21 Hanna Knutsson * Minor documentation fixes 2007-01-17 Hanna Knutsson * Fix crash when expression entry reclaims focus if compiled with optimizations 2006-11-18 Hanna Knutsson * Update Swedish translation 2006-11-12 Hanna Knutsson * Update Dutch translation (Jaap Woldringh ) 2006-11-07 Hanna Knutsson * Update Dutch translation (Jaap Woldringh ) 2006-11-02 Hanna Knutsson * Connect "Exp" button Exp RPN operation and add Ctrl+Shift+E shortcut 2006-09-05 Hanna Knutsson * Integer factorization 2006-07-16 Hanna Knutsson * Remove use of libgnomeui completely as gtk_window_set_default_icon_from_file() can be used instead 2006-07-15 Hanna Knutsson * Add --with-libgnome and --with-libgnomeui configure options * Add accelerator keys to widgets in units, functions, and variables dialogs 2006-07-14 Hanna Knutsson * Add accelerators to all dialog buttons and expanders * Fix set unknowns in RPN mode * Fix compile without libgnomeui 2006-07-03 Hanna Knutsson * Make separate options for "Sort Minus Last" and "Negative Exponents" in numerical display menu * Do not save equal signs for parse history and do not save "RPN Register Moved" as text * Do not put numerator in parenthesis in (1/2)/m, with "Place Units Separately" activated * Increment version number 2006-06-19 Hanna Knutsson * Use localized comma for insert matrix/vector * Display parentheses correctly with flat division when "Place units separately" is activated * Fix insert matrix/vector dialog 2006-06-10 Hanna Knutsson * Add "Engineering" display mode 2006-06-01 Hanna Knutsson * Polishing before 0.9.4 release 2006-04-28 Hanna Knutsson * Fix function editing with subfunctions 2006-04-23 Hanna Knutsson * Update documentation * Update Swedish translation 2006-04-21 Hanna Knutsson * Display position of current element instead of using bad headers * Handle empty matrices 2006-04-18 Hanna Knutsson * unit_edit_label_relation_title did not exist * Scroll to current matrix cell 2006-04-12 Hanna Knutsson * New matrix editing using GtkTreeView * Show matrix result dialog automatically for all but the smallest of matrices 2006-04-10 Hanna Knutsson * Align matrix/vector table items right * Remember visible tab with rpn mode on and off * Enhance edit matrix/vector dialog * Insert matrix/vector dialog * Insert matrix/vector menu items * View/edit matrix/vector popup menu item 2006-04-09 Hanna Knutsson * Do not add empty expressions to expression entry history * Show default value of arguments in function description 2006-04-08 Hanna Knutsson * Improve RPN mode * "Use only keypad keys for RPN operations" option * Redirect all unused input to expression entry * Avoid focus flicker * Localize expressions in unit manager * Options to use dot as thousands separator when it is not the default decimal sign 2006-04-07 Hanna Knutsson * True RPN mode 2006-04-02 Hanna Knutsson * Documentation updates 2006-03-29 Hanna Knutsson * Focus text field that caused error after error message * Remove delete data sets from recent functions * Clear description and object list on data set deletion 2006-03-28 Hanna Knutsson * New icons * Use libgnomeui to set icon 2006-03-27 Hanna Knutsson * Check capitalization * Put selection of number base in result and expression in the same dialog 2006-03-13 Hanna Knutsson * Do not do any unnecessary result updates when loading meta mode * Show original parsed precision of enetered numbers 2006-02-11 Hanna Knutsson * Do not use "Read Precision" in plot 2006-02-07 Hanna Knutsson * "RPN Mode" -> "RPN Syntax" 2006-02-01 Hanna Knutsson * When in RPN mode, do not put selection in parenthesis and place operator after 2005-12-20 Hanna Knutsson * Warn about denominators assumed non-zero option 2005-12-19 Hanna Knutsson * Update Swedish translation * Update documentation 2005-12-13 Hanna Knutsson * Display AND and OR with lower-case letters * Fix set status text crash 2005-12-11 Hanna Knutsson * No double quotes in in history from set unknowns 2005-12-03 Hanna Knutsson * Display "x < 3 && x > 1" as "1 < x < 3" 2005-12-01 Hanna Knutsson * Make sure that window does not expand when updating status text 2005-11-29 Hanna Knutsson * Do not display (x)(y)^z with multiplication sign * No double quotes in set unknowns dialog * Set max precision to 100000 2005-11-27 Hanna Knutsson * Update assumption menu items and combo boxes (in edit unknown variable dialog) after setting sign or type (ex. setting sign to positive makes type at least real) 2005-11-26 Hanna Knutsson * Do not start command thread more than once 2005-11-24 Hanna Knutsson * Never display 1/x as (1)/x no matter how deeply nested 2005-11-23 Hanna Knutsson * Do not split up utf8 characters and search for spaces when wrapping very long results 2005-11-22 Hanna Knutsson * Factorize and simplify in a separate thread that can be stopped and show progress dialog * Add "Enable/Disable Completion", "Read Precision", "Limit Implicit Multiplication", "RPN Mode", and "Meta Modes" to expression entry popup menu * Add "Clear" to history popup menu * Allow factorization print option (for (3/4*(x+1))/(y+1)) 2005-11-19 Hanna Knutsson * Do not display colon when argument description is empty 2005-11-17 Hanna Knutsson * Simplify menu item * Algebraic mode -- simplify, factorize, or none 2005-11-07 Hanna Knutsson * Fix crash when newline character at end of expression (from pasted text) * Do not add plot expression with only white space * Do not automatically add plot expression when applying appearance or function range * Replace new line characters in expression entry with space 2005-11-06 Hanna Knutsson * Fixes for gtk+ version 2.4 2005-11-05 Hanna Knutsson * Fix parenthesis for division in division 2005-11-04 Hanna Knutsson * Compile without warnings with -pedantic and -Wextra 2005-11-03 Hanna Knutsson * Fix cmath sqrt bug (gcc-3.3.x problem?) 2005-11-01 Hanna Knutsson * History enhancements 2005-10-31 Hanna Knutsson * Polishing 2005-10-30 Hanna Knutsson * Finish documentation updates * Completion fixes 2005-10-29 Hanna Knutsson * Update parse status display of to unit expression and parse display in history * Save history type information to restore formatting 2005-10-28 Hanna Knutsson * More result drawing enhancements * Use option to reduce transformation when parsing and print formating for parse status * Update recalculation behaviour on mode change * Support for binary and other prefixes 2005-10-27 Hanna Knutsson * Update documentation * Scale result if it does not fit window height * Save confirmation with gtk-2.8 * Improved parenthesis drawing 2005-10-26 Hanna Knutsson * A better solution (set size request for result display again) for resizing window when keypad or history are shown/hidden. * Update Swedish translation * Reduce result display size on startup 2005-10-25 Hanna Knutsson * Hide value entry, exact button and names details in variable edit dialog in store mode * Focus name entry in variable edit dialog * Add unit selector to convert to unit dialog * Focus name entries * Use variables edit dialog also for storing matrix/vector results * Split edit data set and edit function dialogs in tabs 2005-10-24 Hanna Knutsson * Add accelerators Ctrl+K and Ctrl+H for keypad and history expanders respectively * Replace mod button with f(x) button 2005-10-23 Hanna Knutsson * Completion fixes * Option to disable completion * Make suffixes in completion list smaller * Disable completion for disabled object types (functions, variables and units) 2005-10-22 Hanna Knutsson * GUI polishing * Show alternative names in cursive style after default in completion list * Show title in completion list in cursive style * Completion for all names 2005-10-21 Hanna Knutsson * GUI redesign along the lines of the KDE GUI 2005-10-20 Hanna Knutsson * Fix display of too many arguments message * Configuration of status warning and error colors * Split preferences dialog in two tabs 2005-10-19 Hanna Knutsson * Modes updates * Update documentation * Update Swedish translation * Fix as-you-type function hints when unlimited number of arguments * Increase max value length in variables dialog * Font selection for status label * Choice to disable as-you-type expression status 2005-10-18 Hanna Knutsson * Ability to save different modes * Fix as-you-type parsing with " to " in expression * Display as-you-type parsing with warnings in blue * Add mode menu to result popup menu 2005-10-17 Hanna Knutsson * Display parsing and function hints under the expression entry to the left 2005-10-13 Hanna Knutsson * Fix help display with new yelp 2005-10-11 Hanna Knutsson * Change alignment in entries in base and units dialogs * Fix result text cropping in pango >= 1.10.0 (add inc_rect.x to inc_rect.width) 2005-10-05 Hanna Knutsson * Add -export-dynamic to LDFLAGS to fix libglade without libgnome * Option to change wget arguments in preferences dialog 2005-06-10 Hanna Knutsson * Check that prefix name can be displayed * Close gnuplot and disable save button when no series defined 2005-06-09 Hanna Knutsson * Use number base for expression parsing when printing parsed expression * Support for "e" instead of "E" in result 2005-06-08 Hanna Knutsson * Display correct equals in history on updated display format 2005-06-05 Hanna Knutsson * Reload also recent composite units and getActive... * Bitwise NOT (~) * xor() and bitXor() 2005-06-03 Hanna Knutsson * Bitwise AND (&), OR (|), XOR * Remove old giac stuff 2005-05-15 Hanna Knutsson * Max values seem to have been lost a long time ago -- add them again 2005-05-07 Hanna Knutsson * Initialize ids_i * Fix documentation typos * Fix includes.h for gcc-4.0 2005-03-06 Hanna Knutsson * 5e2 = 5E2 = 500 and 5e = 5*e 2005-02-08 Hanna Knutsson * Update solve2() 2005-02-06 Hanna Knutsson * Dialog with buttons works in gtk+-2.6.2 * Do not look at function arguments in contains... functions 2005-02-02 Hanna Knutsson * Update integration and differentiation (sin(x) != sin(x)*rad) after change in sin() and cos() behaviour 2005-01-25 Hanna Knutsson * Fix RPN crash and don't add lonely stack value to itself * Workaround freeze with message dialog without buttons 2005-01-24 Hanna Knutsson * Use the last operator for leftover stack values 2004-11-30 Hanna Knutsson * Show base (if not decimal, hexadecimal or non-standard) as subscript 2004-11-26 Hanna Knutsson * Fix "Convert result" button * Use singular instead of abbreviated name for completion 2004-11-21 Hanna Knutsson * Fix draw unit * Add alternative multiplication dot signs * Enhance preferences safety 2004-11-16 Hanna Knutsson * Check if unicode characters can be displayed 2004-11-10 Hanna Knutsson * Revert back somewhat to the old behaviour of not rounding exact numbers not in exponential format 2004-10-25 Hanna Knutsson * Generate vector function 2004-10-24 Hanna Knutsson * Rearrange plot dialog * Do not update plot data when not changed * Make x variable separate for each plot function 2004-10-22 Hanna Knutsson * Fix angle arguments by adding option default angle unit none where angle units must be specified * Represents... for some functions * Some tweaks 2004-10-21 Hanna Knutsson * Fix 0.5! 2004-10-20 Hanna Knutsson * Fix comparison of unit with unknown * Try with assumptions set to unknown in solve function if not successful 2004-10-19 Hanna Knutsson * Fix when size_t not is unsigned int 2004-10-17 Hanna Knutsson * Disable plural forms not at the end of text strings (metersqrt(5) = meter * sqrt(5) instead of meters * qrt(5)) * Replace new lines with in definition xml files until we have a better solution 2004-10-14 Hanna Knutsson * Speed-up csum when component(i, "v") is used * Give messages in the right order (reversed) * Update obsolete plot documentation * Clean up parsing * Add limit implicit multiplication mode * Fix unit conversion * Fix m*s -> 1 m*s 2004-10-13 Hanna Knutsson * More speed-ups 2004-10-12 Hanna Knutsson * Limit qalc history to 100 entries * Increase qalculate-gtk history to 25 entries * Store children i math structures as pointers to reduce copying of large vectors 2004-10-11 Hanna Knutsson * Help buttons in variable edit, unit edit, function edit and plot dialogs * Make definitions loading more than twice as fast * -set command line option for qalc 2004-10-10 Hanna Knutsson * defs2doc program for generation of definition list in help * Make help book and add appendix for lists of functions, variables and units * Fix broken CVS 2004-10-09 Hanna Knutsson * promille -> permille * Permille sign * permyriad * Fix atan() ignoring angle unit * Add exact value for atan(1) = 1/4 pi and atan(-1) = -1/4 pi 2004-10-08 Hanna Knutsson * Install headers * Added pkgconfig file libqalculate.pc * Remove inclusion of config.h in installed headers * Include library headers with * Rename src/calclib src/libqalculate 2004-10-07 Hanna Knutsson * Update exchange rates command in qalc * Update Swedish translation * Add last set options to qalc * Allow user to type - when unicode signs is disabled * Division sign selection * Use selected multiplication and division sign in text printing 2004-10-06 Hanna Knutsson * Fix qalc Ctrl+D crash (exit when read line is NULL) * Do not require two tabs to show completion list * Do not show all output directly if terminal is too small * Split out localization of definitions into po-defs * Add full support for non-utf8 local characters in qalc * Various qalc tweaks 2004-10-05 Hanna Knutsson * Fix equalsIgnoreCase() for unicode chars and make more efficient * Make qalc case insensitive and add extend localization * Change package name to qalculate 2004-10-04 Hanna Knutsson * Use readline for qalc * Change class Function to MathFunction * Only use plural name when short multiplication * qalc completion * Autoconf updates -- make compilation of qalc and qalculate-gtk optional as well as readline * qalc save variable, set assumptions, and more 2004-10-03 Hanna Knutsson * Ask if exchange rates shall be downloaded the first qalculate run * Number base 1 makes no sense * More work on qalc 2004-10-02 Hanna Knutsson * Change n for micro to u * Command line program "qalc" * Get rid of traces of separate angle unit variable 2004-10-01 Hanna Knutsson * Add filter to save result to image file dialog * Install libqalculate as a shared library 2004-09-30 Hanna Knutsson * Alternative to use step size instead of sampling rate for generation of plot data * Big approximate and precision check and fix * Message about the limited functionality of the gamma function 2004-09-29 Hanna Knutsson * Gamma for rational numbers with denominator 2 * Double and multi factorials * Tweak parsing of !-factorials * Modify CLN error message * hyperfactorial() and superfactorial() * Make factorials more efficient by using CLN numbers directly 2004-09-28 Hanna Knutsson * Allow arguments to only be used in sub functions * Remove countArgOccurence() as it is not needed any more * Drop support for gtk+ < 2.4 * Fix large integers displayed inexact was reported as exact * Stop gamma() if argument is not an integer * Read precision from zero with decimals (0.000...) * Set precision from function and its arguments after function calculation 2004-09-27 Hanna Knutsson * "Inverse" -> "Matrix Inverse" * Fix isolate_x() when comparison type is not equals * Make plot non-numerical error more informative and include non-reals * No use to have if() arguments as text, as they now only are parsed initially * Fix trimmean() and winsormean() * Localize "timed out" * Version 0.6.4 2004-09-26 Hanna Knutsson * Fix selection of variable to solve * New solve2() function * New multisolve() function * Do not add modified data object once more * Do not check against new data objects for duplicates * Get a default name for new vector/matrix just as with other known variables * Display error when plot data contains non-numerical values * Show function condition in function description * Update Swedish translation * We need to sort fully recursively before merging factors in factorize() * Fix factorization with duplicate factor with a in (ax+b) greater than one * Add new expression to expression history after set unknowns * Use g_find_program_in_path() to check if gnuplot and wget is available to avoid terminal output 2004-09-25 Hanna Knutsson * unitedit_glade was used in variable dialogs * Use factorization in isolate_x() * Improve isolate_x() * Check if terms is equal (or a = -b) with the current precision in subtract and add to be able to find very small numbers that really are zero * isolate_x() fixes * Preserve evaluation options through factorization 2004-09-24 Hanna Knutsson * Include both "liter" and "litre" to avoid confusion * Add "tonne" for metric ton * Prefer keeping the original unit if equally good when converting to best unit * Merge infinite numbers with somewhat known structures * Be a bit more strict with undefined values * Ohm and farad are SI units 2004-09-23 Hanna Knutsson * Increase space after imaginary i by 1 * Fix never ending loop in getBestPrefix() * Fix (2x)/(5(yz)) --> (2x)/(5yz) * Take into account place_units_separately in improve_division_multipliers() * Increase space at end of parenthesis by 1 * Change components() to dimension() * Set correl() as a different name for pearson() instead of a separate function * Check that the dimension of vectors is equal in pearson() and spearman() * Test if polynomial division reduces the size of the expression * Stop after editing data set from edit function function * Tweak data set info printing removing tabs * Save Image -> Save Image... 2004-09-22 Hanna Knutsson * Fix data object edit option menu * Do not show error when global data file cannot be loaded for local data set * Update data property list also when the data set is new * Fix setting data set function name * Set default argument names for data set when entries are empty * Do not delete original property and add new -- set original with new to not invalidate references in objects * Position progress dialog center parent, and set unknowns and convert to unit expression under mouse * Once again, fix prefix selection when prefix is first before/after zero 2004-09-21 Hanna Knutsson * Rational factorization of higher degree polynomials 2004-09-20 Hanna Knutsson * Some result display tweaks * Update function titles and argument names * Update Swedish translation * Update documentation * Print quotation marks for symbolic structures when not allow unusable * Display e*e^x with multiplication sign 2004-09-19 Hanna Knutsson * Full factorization of quadratic polynomials * Transform sqrt(8) to 2*sqrt(2) (and similar) in exact mode * Fix xy-xy=xy !!! * Fix repeated apply in unknowns dialog 2004-09-18 Hanna Knutsson * Updated result sorting * (-x-y)/z --> -(x+y)/z 2004-09-17 Hanna Knutsson * Set unknowns dialog * More refined selection of popup menu items to show * Polynomial division * More reliable internal sorting 2004-09-16 Hanna Knutsson * Extensive enhancements of symbolic division * Alternative to assume that unknown denominators are non-zero 2004-09-12 Hanna Knutsson * Ex. 1/(x+10)=5, test if x+10 is zero after solve 2004-09-11 Hanna Knutsson * Evaluation options was not always preserved when converting to best units * Display x^(5/2) as x^2*sqrt(x) 2004-09-10 Hanna Knutsson * Internal sorting fixes * Update documentation * Update Swedish translation * Use displayed name when sorting 2004-09-09 Hanna Knutsson * Make factorization more functional 2004-09-08 Hanna Knutsson * Integration fixes * Use representsNonZero() for arguments that must be non-zero 2004-09-07 Hanna Knutsson * "times", "plus", "minus", "per", "AND", "OR" 2004-09-06 Hanna Knutsson * Finish GUI and user modifications for data sets 2004-09-01 Hanna Knutsson * rm -f qalculate; $(LN_S) qalculate-gtk qalculate 2004-08-28 Hanna Knutsson * Edit and save data objects * Finish system property of units * Clean up some left over plural and singular stuff * Add unit system to edit GUI 2004-08-26 Hanna Knutsson * Planets data set * Day and Julian Year * Fix set icon * Do not always make Calculator message window transient for main window * Save and load accel map 2004-08-25 Hanna Knutsson * data collection -> data set * Complete data set GUI 2004-08-24 Hanna Knutsson * Complete most of the data collection stuff * Move elements to data collection format 2004-08-23 Hanna Knutsson * Fix diff() with variables and functions that contains x * Simple integration 2004-08-22 Hanna Knutsson * ans2, ans3, ans4 and ans5 * google/googleplex -> googol/googolplex * thousand and hundred * Reduce min result area height * Put angle mode in evalution options * Status text * Save to image * Initial work on data collection concept 2004-08-20 Hanna Knutsson * Fix RPN mode * include errno.h 2004-08-16 Hanna Knutsson * Remove giac arguments * Update documentation 2004-08-15 Hanna Knutsson * Fix prefix selection when first positive/negative exponent prefix * No prefix in result prefix menu * Only left parenthesis where added around vector! * Make the title for mils more descriptive * FIx matrix multiplication 2004-08-14 Hanna Knutsson * Make no comparison to solve error message more informative * Do not factorize if factor is not non-zero * Fix prefix selection with negative exponent prefixes * Fix prefix selection with denominator prefix enabled 2004-08-13 Hanna Knutsson * Fix concatenate() * Add localized full name to ans variable * Make sure that completion pops down when going back in history * Set minimum arguments to 1 for mergevectors() 2004-08-12 Hanna Knutsson * Fix derangements() which was broken due to changed interpretation of -1^x * CALCULATOR->u_rad was null * True and False variables * "yes" -> "Yes" and "no" -> "No" * Localize "True" and "False" radio buttons * Add *.xml.in files to the dist tar sources * Complete exp1 in "2+5exp1" * Add undefined variable * Fix ids in text arguments when function is used in other function (fixes distribution functions) * Show classification in atom() dialog 2004-08-11 Hanna Knutsson * Remove double decimal points * Nicer unit printing * Warn in name edit dialog if name is used * Update documentation * Use gtk-paste instead of gtk-go-forward icon for insert * Properties dialog for atoms in periodic table * Respect max decimals with show ending zeroes * Fix precision typos which made objects with undefined precision approximate * Make element properties selectable * Paste function instead of value of element property * Display classification in element dialog * Unformat parsed function expression * Make sure that no unwanted prefixes are left when function expression has been parsed * BMI (Body Mass index) function added (just to prove that Qalculate! is more than a scientific calculator) 2004-08-10 Hanna Knutsson * Reduce number of element properties for now and verify * Periodic table * Update Swedish translation 2004-08-09 Hanna Knutsson * Do not be backwards compatible for definitions saved with the current version * Update Swedish translation * Where there is approximate there shall also be precision * More physical constants * Fix formatting of x/unit * Add atomic mass unit, u * Add si again * Elements! * Ignore initial zeroes for precision 2004-08-08 Hanna Knutsson * Finish names GUI * Finish new number precision system * Menu item for read precision * Option to show ending decimals (to see actual precision) * Fix parsing of numbers with base < 10 and decimal point 2004-08-07 Hanna Knutsson * Initial work on GUI for new name system * Treat whole ending number as suffix (for log10) 2004-08-06 Hanna Knutsson * More work on name system * Remove quarter unit * Regenerate definition files * Remove duplicate names 2004-08-05 Hanna Knutsson * Do not prefix currencies in all locales 2004-08-04 Hanna Knutsson * New system for variable, unit and function names * Solve quadratic equations 2004-07-31 Hanna Knutsson * System property for units ("si" value only used for now) * Optional automatic conversion to best or base units * Update version number in global definition files * Add CGS units 2004-07-30 Hanna Knutsson * Mark SI units * Convert to best unit now only converts to SI units * Mass Fraction (kg/kg) * Fix insert and edit composite unit 2004-07-29 Hanna Knutsson * Electron Volt is approximate 2004-07-21 Hanna Knutsson * Fix arg() * ...and disable it as it does not work correctly * Fix i being display multiple times 2004-07-20 Hanna Knutsson * Focus tweaks 2004-07-19 Hanna Knutsson * -5^2 = (-5)^2 -> = -(5^2) * Beautify 2 * -1 * Fix not 2004-07-18 Hanna Knutsson * Show if precalculation display is approximate * Show if approximate conversion in units manager * Enable unicode signs in from-unit label * Deillion -> Decillion * Refine when to update result and display of result * Ability to disable complex results * Ability to disable infinite results 2004-07-17 Hanna Knutsson * Update variable lists in GUI after save function has been called * Do not let the user type any braces in the expression entry * Select added plot series and let enter in plot expression entry modify selected (if any selected) * Fix rad unit being dropped in unsolved sin/cos function * Fix plus/minus before id * Show precalculation result in history view 2004-07-16 Hanna Knutsson * Oops! operators does not include parenthesis * Use unicode operators in text printing * base == 10 -> base >= 2 && base <= 10 (in parsing) * Refine CSV export dialog * Sort out some getActive... vs get... * Fix too many arguments warning * Increase function parsing efficiency (decrease number of MathStructure copies) * Produce vector imediately on parse * Export button in variables dialog * Split number base expression and export csv dialogs from main.glade * Remove lines * Update Swedish translation * Update documentation * Fix nameTaken() * Fix overwriting variable * Remove deleted items from recent units/variables/functions * Do not try to insert deleted variable 2004-07-15 Hanna Knutsson * More work on base in parse options * Fix E in rpn mode * Parsing tweaking * GUI for number base in expression 2004-07-14 Hanna Knutsson * Alternative to round halfway integers to even (instead of upwards) * Make qalculate symlink from qalculate-gtk * Fix addColumns() and import of CSV file to matrix * Export to CSV file * if, function, error, warning, load, save and title functions were not activated (oops!) * Let argument definitions parse default values * Do not parse ! as factorial if functions is disabled * Ability to set number base for expression parsing * Allow full expressions in base functions 2004-07-13 Hanna Knutsson * Ability to set all number bases from 2 to 36 from GUI * Documentation updates * Alternative to use lower case letters in numbers * Fix double decimal point with integers * Fix decimal reduction rounding * Fix precision rounding * Fix approximate indication with multiple numbers * Fix printing of empty vector 2004-07-12 Hanna Knutsson * Update documentation * Force use of -O2 instead of -Os * Revert back to a^b^c = a^(b^z) (I don't remember changing it) * Unknowns disabled by default * Copy subfunctions * GUI for subfunctions 2004-07-11 Hanna Knutsson * Do not segfault on exit * Fix compilation warnings 2004-07-10 Hanna Knutsson * Do not try to fetch exchange rates everytime they are missing * Set fetch timeout to 5 seconds on first run * Inform user that we are trying to fetch exchange rates * Update fetch exchange rates at startup in preferences dialog 2004-07-05 Hanna Knutsson * Follow ISO 8601 standard for week numbers (glib doesn't) * Sort out approximation with rounding 2004-07-03 Hanna Knutsson * Fix input of numbers in bases > 10 * Is approximate? fixes * usleep() is obsolete. use nanosleep() instead * Terminate threads before exit * Include unistd.h in main.cc for pipes 2004-06-24 Hanna Knutsson * definitions -> subfunctions * save subfunctions * Function::countSubfunctions() * Fix for() * Fix creation of vectors with zero or one component * Pass parse options to function parsing * Variables might contain functions * Fix approximate integer printing * Fix try exact 2004-06-23 Hanna Knutsson * Release v. 0.6 * Do not create a new thread for every calculation and printing 2004-06-21 Hanna Knutsson * ... 2004-06-18 Hanna Knutsson * Continue converting to new internal structures 2004-06-14 Hanna Knutsson * Continue converting to new internal structures 2004-05-25 Hanna Knutsson * Converting to new internal structures 2004-05-12 Hanna Knutsson * New internal structures (Manager -> MathStructure) 2004-04-05 Hanna Knutsson * Find linear function * Do not automatically recalculate on precision spinbutton update and add recalculate button to avoid annoying problems * More multiple root updates * Do not just clear the window, clear the pixbuf too * MatrixArgument->type should not return TEXT_ARGUMENT * Multiple roots updates 2004-04-04 Hanna Knutsson * Put in some restrictions and enable multiple roots * Disable multiple roots * Remove 0 == any number from Manager->equals * try x^(y+z) = x^y*x^z and x^(yz) = x^y^z 2004-04-03 Hanna Knutsson * Capitulate in search for exact as long as possible to fix alternatives * Recalculate directly on angle unit change * Enable multiple roots again * Do not ignore unsolvable comparison * Remove imaginary or real part present because of approximate floating point numbers * Do not display errors for arguments in exact precalculation * Do not display extra trailing zeros * Make comparison between floats in lower precision (but not less than user defined precision) * Fix printing of toplevel negative complex number * Return -(x^(1/3)) for (-x)^(1/3) 2004-04-02 Hanna Knutsson * Remove integrate parts that does not work * Do not crash on i^4 * Disable broken multiple roots 2004-04-01 Hanna Knutsson * Hyperbolic and inverse does not take angle arguments * Fix raise by matrix * Fix raise by alternatives * Fix drawing of function 2004-03-31 Hanna Knutsson * More solve work * Fix sorting of alternatives * Fix wrong add alternatives to alternatives logic * Clean after multiplication raise... (serious bug) * Quadratic equations * Non-giac solve function and automatic "solving" of comparisons * Better comparison equals printing * Minimal non-giac integrate function 2004-03-30 Hanna Knutsson * Finance -> Economics/Finance * Demand Elasticity function * Fix that all arguments wanted text after function editing * Free temporary composite units * Fix sin(x)/tan(x) * No (+ -) in printing with complex numbers * Fix sorting of complex numbers 2004-03-29 Hanna Knutsson * Release v. 0.5 * More extensive, verbose and fault-tolerant roman input 2004-03-28 Hanna Knutsson * Set exact button for edit variable * Fix diff() with power without x * Fix compilation with gtk+ < 2.3 * Do not crash on abort sum() (memory leak is better) * Change line width instead of drawing multiple lines * Use barckets instead of parenthesis when drawing matrix * Use commas for vector drawing * Fix matrix text printing 2004-03-27 Hanna Knutsson * Do not let user disable loading of global definitions * Do not raise if makes approximate in exact mode * Cleanup unused functions * Fix hypotenuse and make non-builtin * Automatically act on "calculate variables" * Set e as default second argument in log() 2004-03-26 Hanna Knutsson * time() * week(), weekday(), year(), month(), day() * Allow "today" for dates * Use both localized and non-localized "to" * Sexagesimal number display * Fix prefixes with simple display format * Sexagesimal number input * (2 > 0) + (2 > 0) = 2 * (2 > 0) * Polynomial division refinements 2004-03-25 Hanna Knutsson * Roman numerals * Polynomial division 2004-03-24 Hanna Knutsson * Fix printing of complex numbers with negative imaginary part and no real part * re() and im() * Fix unit conversion * Imperial and U.S. capacity units * Fix nested product() and sum() * Correct treatment of (), "", '', and {} in text argument 2004-03-23 Hanna Knutsson * Symbols for sum, product and ohm * derangements() * sum() and product() corresponding to the signs * sum() -> total() * Reorganisation of function categories 2004-03-22 Hanna Knutsson * Complete convert to best unit 2004-03-21 Hanna Knutsson * Make result context menu context sensitive * Protect intValue and longIntValue against overflow * Fix printing of exponent 1E... * Convert to best unit (beginning) * Convert to base units 2004-03-20 Hanna Knutsson * Define sin and cos as expressions * e^(i*pi) = -1 ... * ln -1 = i*pi, ln i = i*pi/2, ln -i = -i*pi/2 * permanent() * Print short currency unit before value * Factorize independent of giac * Make my own derive function default 2004-03-19 Hanna Knutsson * asec, acsc, acot, sech, csch, coth, asech, acsch, acoth * cis * As we now have complex number, define inverse trigonometric functions as expressions * sec, csc, cot * "CAS" -> "Calculus" * Update my own derive function and enable it if giac is not used * Fix ln() argument so that e can pass through 2004-03-18 Hanna Knutsson * Show error when custom condition is not met * area, ascii and char functions * Limits function should accept negative numbers for end. Fixes trimmed, weighted and winsorized mean. * Nicer text printing of matrices and vectors 2004-03-17 Hanna Knutsson * Save size of history dialog * Show a nice little help message the first time Qalculate! is started * Update Swedish translation * "quaert" -> "quart" * Do not insert parenthesis when completing if they already are there * New error message when matrix has no inverse * Make abort messages localized and nicer * Limit width of result display text * Use transparent pixbuf for result to not look ugly with pixmap themes * Support newer Giac versions 2004-03-16 Hanna Knutsson * Serious try to fix the localized decimal point and comma once and for all * Use [] for vectors and matrices * Use Page Up and Page Down for expression history instead to allow completion to use Up and Down keys * huh! do not sort functions. * "European 30/365" -> "European 30/360" * Fix date calculations * Add "allow_complex" property for number arguments * Fix abs (for complex numbers) 2004-03-15 Hanna Knutsson * Handle CLN errors better * Font selection for expression entry * Replace Fraction and Integer with new Number class 2004-03-12 Hanna Knutsson * Set selected font in custom font dialog * Save time by first destroying completion then updating list then creating new completion on update * Do not crash when updating completion after new variable * Bring up user interface as soon as possible * Make completion block work * Move recent objects to to the top of object menus * "buttons" -> "keypad" * Completion finished * Ugly fix to not complete on completed * Add units to completion if not composite * Use g_utf8_next_char and g_utf8_prev_char 2004-03-11 Hanna Knutsson * Advanced completion in expression * Popup menu for resultview 2004-03-10 Hanna Knutsson * Lower default precision * Make history button a regular button * Reworked GUI -- menubar, expander, history window... * Release 0.4.2a * Set correct name on separator again * Fix some compiler warnings * Fix compilation without Giac 2004-03-08 Hanna Knutsson * Release 0.4.2 * Proofread manual * Allow currencies to be put in front of quantity * Cent, yen, pound and dollar signs * Remove debug output related to Giac * Fix some troubles printing complex numbers 2004-03-07 Hanna Knutsson * Update Swedish translation * First manual draft finished * Remove compiler warnings 2004-03-06 Hanna Knutsson * Gnuplot does not like quotation signs * Do not abort when locale not supported by C library 2004-03-05 Hanna Knutsson * Fix unit conversion of ex. ch^2 to acre * Some menu fixes * More user documentation 2004-03-04 Hanna Knutsson * Move calculate multiple roots option to result menu * Move unit display options to a unit display submenu * Begin writing the manual * Add help menu item if libgnome is available * Add build structure for gnome style user documentation 2004-03-03 Hanna Knutsson * Fix exponential display in non-fractional mode with negative exponents * Fix big mistake in log (if negative exact result, returned zero) * Use "tab" for tab ("\t") a separator in load 2004-03-01 Hanna Knutsson * Load CSV file as matrix function (load) * File argument * Replace localized decimal point with dot in plot data * Save history (20 rows) * Expression entry history * "Save Result" -> "Store Result" 2004-02-28 Hanna Knutsson * Calculate command line expression 2004-02-26 Hanna Knutsson * Release 0.4.1 * Fix parsing of text arguments * Replace strptime with g_date_set_parse 2004-02-24 Hanna Knutsson * Destroy widgets after autoconnect 2004-02-19 Hanna Knutsson * Use the new file chooser * "Select file to import" --> "Select file to export" 2004-02-18 Hanna Knutsson * Release 0.4 * Fix tanh 2004-02-15 Hanna Knutsson * Reenable checks for arguments that results in infinity * Fix comparison with complex numbers (not solvable) 2004-02-12 Hanna Knutsson * Add giac functions in functions.xml 2004-02-11 Hanna Knutsson * Fix binomial arguments * Update Swedish translation 2004-02-10 Hanna Knutsson * Remove PACKAGE and VERSION warnings with giac * Permutations and combinations 2004-02-09 Hanna Knutsson * Start even if gnuplot is not present 2004-02-08 Hanna Knutsson * Complex numbers: log, pow, root 2004-02-07 Hanna Knutsson * Filter out all duplicate errors * Fix compilation without giac * Forward: "Copy Result" menu item * Forward: Correctly calculate divison by root with multiple solutions. * Forward: Remove unused non-portable function. 2003-11-02 Hanna Knutsson * Complex numbers... * Complex number printing * Use Newton's Binomial Formula for raised addition manager * Binomial function * Manager::set(const Integer*) * Start work on complex numbers 2003-10-30 Hanna Knutsson * Show argument names when too few arguments * Really no need to have exp, exp2 and exp10 as builtins * Log tweaks * More trigonometric tweaks * Giac might actually return -1*1 (we prefer -1) * Catch giac errors * Define tan, asinh, acosh, atanh as sin(x)/cos(x), log(x+sqrt(x^2+1)), ... * Handle pi correctly in trigonometric functions * Delay calculation of inexact values * New variable manager 2003-10-29 Hanna Knutsson * Giac function * Factorize in result menu * New functions: diff, integrate, solve * Giac support * Do not crash when printing a manager with matrix 2003-10-27 Hanna Knutsson * Release Qalculate-GTK version 0.3.1 * Left over missing setPrecise() in builtin functions * Fix printing of function manager * Fix display of only number in numerator * Parenthesis adjustments * Update swedish translation * More extensive error handling for misplaced operators * Replace "**" with "^" * Fix parenthesis in Manager::print() * Recreated Manager::print() from gtk drawing function * Optional prefix for denominator * Reworked composite unit printing * Reworked prefix handling * Reworked drawing of MULTIPLICATION_MANAGER * Fix loadLocalDefinitions() * Year and Century units * Fix parsec, light year, astronomical unit, and torr * Plural fixes * Draw unit names with "_" replaced by space 2003-10-24 Hanna Knutsson * Compability fixes for Unit.cc * change strold to strol in HEX() * remove ld2s() * provide another workaround for strptime * some warnings left * remove llpow() as it only creates problems * __USE_XOPEN for strptime * Replace insert(0, 1, ...) with insert(begin(), 1, ...) * Fix ALL warnings * Ignore blanks in BIN(), OCT(), HEX(), BASE() * Fix number bases dialog 2003-10-23 Hanna Knutsson * Do not use scandir as Solaris does not support it * Access hash_map header properly * Update POTFILES.in for new glade files * Remove #include from Calculator.h 2003-10-22 Hanna Knutsson * Split up glade file * minute -> min * Now function can have the same name as a unit or variable, but units and variables cannot have the same name 2003-10-21 Hanna Knutsson * Release Qalculate-GTK version 0.3 * Disable convert in units dialog when no unit selected * Revert fractional button to use combined fractional display, but treat it as normal fractional display for regular text * Draw parenthesis around not alone manager (not power) with childs in denominator * Add a bit more space behind italic text to not cut tall chars off * More drawing fixes 2003-10-20 Hanna Knutsson * Include all bytes in unicode char for unknown variables in setFunctionsAndVariables() * Fix Manager->print(), and as below * Display x^-y as 1/x^y in non-scientific mode * Draw multiplication manager fixes * Put menus before items * More TODO * Also add icon.xpm * Add qalculate.h to Makefile.am to get it included in dist * Accel fixes and additions * Move "convert number basis" to the other menu * Reorder some buttons to follow HIG * Make convert unit dialog non-modal 2003-10-19 Hanna Knutsson * Display ^0.5 as square root * Fix display of ugly -x^-0.5 (still ugly but no duplicate ones and spaces) * Stop display errors a bit more... 2003-10-18 Hanna Knutsson * Do not delete selection on sqrt button clicked but act as with the other functions * Make answer variables a special case which cannot be edited and does not display result in variable dialog * Change "first"/"second" axis to "primary"/"secondary" * Put axis after smooth * Fix rms(), stdev(), stdevp() * Fix error in setFunctionsAndVariables that stopped unknown variables after something was set * Remove CVS version title * Write something in AUTHORS and NEWS * Hidden property in function and unit edit dialogs * Hide some annoying composite units (m/m and m2/m2) * Hide hidden items in menus * New hidden property for ExpressionItem (meant for some composite units and sub functions) 2003-10-17 Hanna Knutsson * Finally implement angle units and allow direct specification of angle unit in trigonometric functions * rem and rad units renamed to rem_radioactivity and rad_radioactivity * Some swedish translation updates * Some tooltip updates * Some TODO updates * Fill in the last argument titles and add some descriptions * Set min arguments to zero if lower (and max to -1) * Argument names and descriptions for matrix and vector functions * Rename title "Power" with "X raised to Y" to solve translation conflict with the category "Power" * Fix 0^0 warning 2003-10-16 Hanna Knutsson * If add argument button is not sensitive, modify argument instead on enter * Fix arguments for process() * Titles for functions and arguments in utilities category * Put buttons in first tab * Default to show buttons * Remove quotes from default values in insert function dialog * Matrix multiplication error message * Better error message for misplaced operators * Updated swedish translation * More argument names * Fix category selection after editing * Argument names for all geometry functions * Do not use "free" for argument == NULL but printlong() of default argument 2003-10-15 Hanna Knutsson * Do not add extra space after matrix in GTK widget * Update rank() and sort() to new comparison that not only allows fractions * Update min() and max() to new comparison that not only allows fractions * Go back to builtin sum() function as sum() is used often and csum() is rather slow * eurocent and cent * Fix yearfrac() for basis = 1 * More TODO * Category "Matrices" -> "Matrices & Vectors", "Financial" -> "Finance" 2003-10-13 Hanna Knutsson * Finally make class variables in Manager protected * setPrecise(fraction()->isPrecise()) after operation directly on Manager::fraction() * Change output of "log" button to log10 * Write more in TODO 2003-10-11 Hanna Knutsson * Update plot on add/modify/remove * Use only one gnuplot process/window and close it on exit * Fix crach on create new variable dialog * Delete the submenus, not the menu item, when updating * Do not update treeviews if not created * Save plot settings * Switch to enums for style and smoothing 2003-10-10 Hanna Knutsson * More plot stuff * Change step to steps * Make that the second tab page is realised * Save plot as postscript, eps, png, svg, fig or latex * Set a nicer font for gnuplot * Plot dialog: tabwidget, paired matrix, save * Plots: logscale, style, separate smoothing for each line, title, grid, color, linewidth, borders * Set timeout for wget and error on fail * Check if wget and gnuplot is available 2003-10-08 Hanna Knutsson * Plot dialog * Lots of plotting stuff * Hide on destroy and delete events for non-modal windows * Place terms with negative sign in the back when not using scientific sorting * Do not display more than one minus * Change compare() in Manager to sortCompare() and add real compare() function * Plot vector * Plotting with gnuplot * Fix crash with no argument definitions and variable number of arguments * Do not recreate currencies, just change the relation 2003-10-07 Hanna Knutsson * Fully enable builtin units * Do not print the same error message more than once * Fetch exchange rates from ECB * Fix crash by removing new line for alternative manager and gettextize the "or" while we are at it * Root functions non-abs * Fix argument check on alternative manager * Remove unnecessary gtk_main_iteration() as they create lots of problems * Do not unref wrong Manager in conversion in units dialog * Fix check of arguments in functions with unlimited number of arguments * Remove (again) prepended "1" for composite units * Fix prefixes 2003-10-06 Hanna Knutsson * Allow disabling of multiple roots * "Recently Used"-menu * Fix rounding of negative numbers * Fix adding ALTERNATIVE_MANAGER to ALTERNATIVE_MANAGER * Change GUI code to allow unrestrained category depth * Load builtin unit definitions even if we have no such * Do not write active and precise attributes when true * Organize definitions files in a category tree structure * Make execute button in insert function dialog non-stock * Change button text to "Insert" * Fix insert function with undefined arguments * Use a frame for description in insert function dialog 2003-10-02 Hanna Knutsson * Use & for & * Fix NOT * Fix signedness function (and comparisons) * Replace "<" with "<" and ">" with ">" * Display NOT_MANAGER * Make it configurable in preferences * Do not use annoying prefixes (hekto, deka, centi, deci) by default * Change unit conversion from printing value to using a value id as was originally intended * Delete string alternative "," when switching locale * #ifdef out fenv.h and floating point exceptions as they are only obstructing portability when using CLN * Cleanup * Warning function * Disable message function for now 2003-10-01 Hanna Knutsson * Updated swedish translation * Do not actually lower the precision below 10 to prohibit overflow * Do not act when setting the initial value of spinbuttons * Precision and decimals dialog need not be modal * Actually load the correct nodes for the locale * New simpler algorithm for reading function arguments, which handles citations correctly * Accept zero length strings * Concatenate and Length functions * Save function 2003-09-30 Hanna Knutsson * Execute expression when updating result display if expression has changed * Do not display more than 1500 digits in result display widget and not more than 500000 digits in history (works for me at least) * Restrict display time in variables dialog * Restrict value length if variables dialog * Delay calculation of variables * Remove signs menu * Try to speed up determinant (not very succeful) 2003-09-29 Hanna Knutsson * A little icon for the window * Update display outside of thread * Do not reverse order when transforming manager * Merge boolean operations into Manager class to enable unsolved operations * Make sure that thread actually is canceled before resuming * Change log to log10 and logn to log * Ignore syntax error function without parentesis are space before argument * New better algorithm for Calculator::setFunctionsAndVariables() * Nicer functions, variables and units dialogs * Show a nice progress dialog * More information (syntax and arguments) in description in functions dialog * Sort categories in edit dialogs 2003-09-27 Hanna Knutsson * Safer threads * Switch unit->name() to short name and add singular to enable translation * Enable xml data translation * Use less attributes in xml * Implement GUI editing of argument rules * Replace empty optional value with default value * Fill in default values in insert function dialog * Add ability to abort long calculations * ...and slow result display 2003-09-25 Hanna Knutsson * New condition for functions which can test the relation between arguments * Error function * Boolean operators * For (loop) function * Fix crash on delete inactive definition in GUI * Definition edit fixes 2003-09-24 Hanna Knutsson * Move defintions to library and PACKAGE_DATA_DIR/qalculate * Place local definitions in ~/.qalculate/definitions and load everything in that directory * XML definitions files * Update function edit dialog to new argument definitions, and turn function expression entry into a textview * Furthering argument definitions: new Argument classes that tests type and value * Fix parenthesis madness and handle missing left parenthesis 2003-09-22 Hanna Knutsson * ExpressionItem::isRegistered() * Once again constants -- new DynamicVariable class that recalculates value when precision has changed * Fix ...E-... * Fix root for negative results * Fix log for negative results * Fix display of ...E... * Fix infinite loop with prefixes <= 10E-1 * Check file format and version of definitions file 2003-09-21 Hanna Knutsson * Fix error message when too many arguments * Change "years_between_dates" to "yearfrac" * Fix day counting basis (hopefully gnumeric has done it right) * More financial functions * Fix mod, rem and frac * Better RPN support 2003-09-20 Hanna Knutsson * RPN Mode * Clean up EqItem.cc * Add variables for constants functions * Load definitions in exact mode * Reset (and restore) mode when loading definitions * Lots of tooltips (too many perhaps?) * Some definitions fixes * Function edit dialog: turn argument entry into a list view and add argument type * Do not locally save global deactivations 2003-09-18 Hanna Knutsson * Big restructuring to fix editing of global definitions, including deactivation of definitions and a new virtual ExpressionItem class * More error messages in matrix functions * Check if matrix operations were successful * Correct bad setPrecise(false) call in matrix * Speed up csum function for large vectors in statistical functions * Fix addition^integer * Fix display of 1/-x * Fix sqrt() * Fix display of fraction with 'E' * Fix display of 5*5^x * Fix detection of long prefixes * Fix 'E' (now we can have it in names) * Type label, spin buttons, date picker etc. in insert function dialog * Argument type 2003-09-15 Hanna Knutsson * Fix insert function dialog * Add scrollbars to table in matrix edit dialog * CSV file import * Lots of statistical functions: range, harmonic mean, geometric mean, trimmed mean, winsorized mean, quadratic mean, quartile, decile, percentile, interquartile range, variance, standard error, mean deviation, pearson, spearman's rho, covariance, correlation, pooled variance, paired t-test, unpaired t-test... * Add limits to custom sum function and allow references to other than current element (x_i-1) * Limits * Clean up base conversion functions * Fix If function 2003-09-11 Hanna Knutsson * Sort function * Buttons to set if precise in variable and unit edit dialogs * Exact mode * Use vectors in max, min, mode and median * Make constants functions for more flexible precision 2003-09-10 Hanna Knutsson * Change behavior of decimals settings * CLN support (requirement for now, in place of GMP) * Disable gnome support in glade file 2003-09-09 Hanna Knutsson * More accurate roots using Newton's Method with the libc function as initial value * Require GMP (it is not a priority right now to fix my own integer implementation) * GUI for edit/create matrix/vector * Remove repaint artifacts * Rank function 2003-09-08 Hanna Knutsson * Pearson Correlation and Spearman's rho (still needs rank function) * Replace hardcoded statistical functions * Utility functions: csum (Custom sum), process (Process vector components) * Vector (\v) in user functions * Function function for immediate creation and execution of a custom function * Indicate infinite sequence of decimals (configurable) * Custom font selection * Vector * Better alignment 2003-09-07 Hanna Knutsson * Use GtkDrawingArea to make result display nicer * More matrix functions: cofactor, adjoint, inverse 2003-09-03 Hanna Knutsson * Matrix functions: determinant (det), identity, transpose, element, columns, rows, matrix * Multiple solutions (4^0.5 = 2 or -2) * More work on matrices 2003-09-02 Hanna Knutsson * Beginning of matrix support * Fix zero division 2003-09-01 Hanna Knutsson * factorial function and ! * frac and int functions * Menu items for fractional representation * Turn "use prefixes" into check menu item 2003-08-31 Hanna Knutsson * Move builtin functions to fraction system * Reactivate display modes, decimals and precision * Use GMP if available in Integer class (much faster) 2003-08-30 Hanna Knutsson * Show if result is exact or not * Arbitrary precision * Move from long double to Fraction 2003-08-24 Hanna Knutsson * Decimal string to fraction * Date functions (for financial functions) * Fixes 2003-08-23 Hanna Knutsson * Localized dot and more 2003-08-22 Hanna Knutsson * Fractions and restructuring 2003-08-20 Hanna Knutsson * CALCULATOR macro (removes Calculator object from all classes) * New Prefix class and new get/add prefix functions; prefixes stored in a sorted vector * New get Function/Variable/Unit(index) functions 2003-08-20 Hanna Knutsson * Fraction button * Fraction Manager * New Fraction class 2003-08-19 Hanna Knutsson * Add title label to insert function dialog * Remove duplicate adding of answer variables, and remove from global definitions file... and gettextize 2003-08-18 Hanna Knutsson * Qalculate! version 0.2 released * Last minute fixes * More unicode * Fix display of exponent of exponent * Put unicode chars on buttons in code and add option to disable unicode signs * Unicode math operators * Save version info to configuration file * Update version number 2003-08-17 Hanna Knutsson * Only put "1 " in front of unit in toplevel * Fix 5*5^m (endless loop in Manager::convert) * Unscientific mode gives inexact result display -- disable for now * Disable installation of old German translation (will enable again after v0.2) * Create en_GB and en_US locales to get that nice square root sign * Do not shrink result label on clear * Do not expand menu buttons * Make functions dialog a bit nicer * Make units dialog a bit nicer * More energy and pressure units * Some constants * Write variables to file with maximum precision * Show variable title in menu and tree * Unit expression conversion fixes * Make operators wrap selection in parenthesis instead of deleting it, thus they operate on the result after execute * Insert ^ directly instead of waiting for another key press. * Fix annoying repositioning of text cursor in n-bases dialog * Update conversion in units dialog after focus out event in entries * Remove empty parenthesis after zero argument functions * Fix disabling of units * Fix unclosed brackets * restrict abs() to numbers * Change Function::name(string), Unit::title(string), etc. to setTitle(), setName() 2003-08-16 Hanna Knutsson * Google style in expression conversion (ex. 5 m to ft = 16.4 ft) * Small unit conversion fix (1 km/1 kg => 1 km/kg). * More units. * Fix loading of alias unit that is defined before its base unit in file * Modify priotrity for calculations so that inexplicit multiplication is calculated before division (2/2(x) = 2/(2*x)) and functions (sin 2x(x) = sin (2x*x), but sin(2x)(x) is still sin(2x)*x) * Some restructuring * Unbreak brokeness from last fix * Move three small dialogs to Glade * Convert button 2003-08-15 Hanna Knutsson * Fix bracket madness breaking unbrackened division (!) * About dialog 2003-08-14 Hanna Knutsson * Fix loading of argument names for builtin functions * Do not add argument names in code for builtin functions, read from definitions file instead * Fix crash when creating new unit * Disable OK button for editing global definitions until structure is sorted out * Beautify dialogs * Functions, variables and units buttons in main window * Sorting menus * Tree lists implemented for units, variables and functions dialogs * Submenus implemented for unit, variable and function menus * Connect "convert to"-button in unit managaer to new conversion system * Complete set of SI units * Various fixes 2003-08-13 Hanna Knutsson * Remove duplicate functions * Do not save unchanged global definitions in users definitions files * Selectable prefix in result * Fully functional unit conversion! 2003-08-12 Hanna Knutsson * Interpret "apple" as an unknown variable named apple * Add base conversion dialog * Beautify units dialog * Store pointer to unit in GUI to simplify the Unit/ComplexUnit mess * Enable editing/creation of composite units * New Greatest Common Divisor (gcd) function * First try at differentiation * Fix division 2003-08-11 Hanna Knutsson * Beautify insert function dialog * Populate category combos * Turn base unit combo into entry as it probably is not a good idea to fill the combo with all units * Gladeify the variable and function edit dialogs hidden callbacks.cc (gladeification finished?) * Beautification of dialogs * Huge gladeification of signals and widget references 2003-08-10 Sven Herzberg * data/qalculate.glade: don't know what exactly, but i'm sure that we got rid of one c dialog more * src/callbacks.cc: * src/interface.cc: 2003-08-10 Hanna Knutsson * Use for all exponents for consistency * New elegant and intelligent sorting, not only for internal purposes * Updated swedish translation. * Gettextized error messages. * Updaterad Calculator::error(). * Only enable prefixes in front of units * Fix disable/enable variables/functions/units/unknown * Found true evil in Manager::sort(). This should solve many problems. :-) * Enable binary output for larger numbers * Fix nested functions * Fix prefix followed be unit * Fix functions without parenthesis * correct widget name (units_option_menu_to_unit) * handle long result by making the window not resizable and the result label wrap 2003-08-09 Hanna Knutsson * Swedish translation * More strings to translate * Binary output * Fix BASE() * Fix prefixes in expression * Added ability to disable unknown variables * Support unsolved function -- now log(x) returns log(x) instead of the result of log(0) * Fix prefix display mode (only use in front of units to avoid confusion and support exponents) 2003-08-08 Hanna Knutsson * Set LC_NUMERIC to "C" to make strold() happy * Minor restructuring in preparation for different decimal points * Comment out debug output. Now (x+y)^50 takes 1 instead of 100 seconds. For those interested, the result of (x+y)^100 is 24287 pixels wide... 2003-08-08 Sven Herzberg * data/qalculate.glade, * src/interface.cc: glade-ified the preferences dialog 2003-08-08 Sven Herzberg * data/qalculate.glade, * src/interface.cc: glade-ified the units dialog * po/de.po: updated translation 2003-08-08 Sven Herzberg * src/interface.cc: removed unneccessary variables 2003-08-08 Sven Herzberg * data/qalculate.glade, * src/interface.cc: glade-ified the variables dialog 2003-08-08 Sven Herzberg * src/interface.cc: removed unneccessary variables 2003-08-08 Sven Herzberg * data/qalculate.glade, * src/callbacks.cc, * src/interface.cc: finished moving the menus 2003-08-08 Sven Herzberg * data/qalculate.glade, * src/callbacks.cc, * src/interface.cc: moving the menus to a (hidden) menubar to solve a warning regarding an accelerator group 2003-08-08 Hanna Knutsson * Move generated menus one step up * Add finalize() after conversion in callbacks.cc 2003-08-08 Hanna Knutsson * Some more fixes that I do not remember * Fix (x+y)^(6+n) * Fix kWs = W^2 * s^2 in Calculator.cc * Do not convert units during the whole calculation, do it in finalize() afterwards instead * Make units work even better. * Move OCT, HEX, BIN and BASE functions to category "Number Bases" 2003-08-08 Sven Herzberg * configure.in: added -Wall stuff again (was just a typo) * src/interface.cc: removed some unneccessary variables from create_window 2003-08-08 Sven Herzberg * data/qalculate.glade: includes the complete main window now * src/callbacks.cc: removed the GtkHSeparator (the're not used anymore) * src/interface.cc: moved the whole main window to the glade file 2003-08-07 Sven Herzberg * data/qalculate.glade: added the expression menu and the result menu * po/de.po: updated translation * src/callbacks.cc: glade updates * src/interface.cc: glade updates 2003-08-07 Sven Herzberg * src/interface.cc, * src/interface.h, * src/main.cc: as the return value of create_window was only used to display the widget, made create_window a void method and display widget from there 2003-08-07 Sven Herzberg * configure.in: added libglade dependency * data/Makefile.am: added glade file * data/qalculate.glade: user interface definition * src/callbacks.cc: removed the extern GtkWidget *window * src/interface.cc: started migration to glade * src/interface.h: started migration to glade * src/main.cc: started migration to glade 2003-08-07 Sven Herzberg * .cvsignore: cvs update has less warnings now * configure.in: added de to ALL_LINGUAS * data/qalculate.desktop.in: fixed the starter * po/.cvsignore: cvs update has less warnings now * po/de.po: updated german translation 2003-08-07 Sven Herzberg * data/Makefile.am: added fixes for kde pre-3.2 (aka stable) 2003-08-07 Sven Herzberg * .cvsignore: cvs update has less warnings now * configure.in: some beautification (will fix -Wall later this day) * data/.cvsignore: cvs update has less warnings now * data/Makefile.am: added desktop file * data/qalculate.desktop.in: desktop file template * po/.cvsignore: cvs update has less warnings now * po/POTFILES.in: added data/qalculate.desktop * po/de.po: added german translation 2003-08-07 Sven Herzberg * src/main.cc: some beautification * src/main.h: made enums from #defines (are the values relevant?) 2003-08-06 Hanna Knutsson * Removed some debug output * Fix (x+y)^5, but unfortunately not (x+y)^6... * Even better unit conversion. * Change Ctrl+V to Ctrl+M for manage variables 2003-08-06 Sven Herzberg * Makefile.am: make dist works now * configure.in: added data/Makefile.am * data/.cvsignore: cvs update has less warnings now * data/Makefile.am: make dist works now, make install too * po/.cvsignore: cvs update has less warnings now 2003-08-06 Sven Herzberg * .cvsignore: cvs update has less warnings now * Makefile.am: added data as subdir * acconfig.h: removed (templates are deprecated) * configure.in: added libtool * data/Makefile.am: added config file installation * po/.cvsignore: cvs update has less warnings now * src/.cvsignore: cvs update has less warnings now * src/Makefile.am: switched to libtool now * src/calclib/.cvsignore: cvs update has less warnings now * src/calclib/Makefile.am: using libtool now 2003-08-04 Hanna Knutsson * Optional arguments for functions * More functions... * Implemented if...then...else function * "config" -> "definition" * Added Execute button to insert function dialog * Added some financial functions