gitkreventloop.c File Reference

gitk renderer event loop More...

#include "gitkrincludes.h"

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Functions
void	gitkr_event_loop_end (void)
	terminates the event-loop
gint	gitkr_event_loop_getkey (void)
	read a keycode from keyboard
void	gitkr_event_loop_start (void)
	curses based event-loop
gint	gitkr_event_loop_unescape_key (void)
	decode escape sequences
void	handle_dialog_ctrl_widgets (GitkrTextLayoutPtr layout)
	run the event loop for the dialog control widgets
void	handle_dialog_main_widgets (GitkrTextLayoutPtr layout)
	run the event loop for the main dialog widgets
void	next_page (GitkrTextLayoutPtr layout)
	switch to next page
void	next_widget (GitkrTextLayoutPtr layout)
	switch to next widget
void	prev_page (GitkrTextLayoutPtr layout)
	switch to previous page
void	prev_widget (GitkrTextLayoutPtr layout)
	switch to previous widget
void	sighandler_on_sighup (int sig)
	catch SIGHUP and send GITK_EVENT_TYPE_ON_CLOSE event
void	sighandler_on_sigint (int sig)
	catch SIGINT (ctrl-c) and send GITK_EVENT_TYPE_ON_CLOSE event
void	sighandler_on_sigwinch (int sig)
	catch SIGWINCH and resize the termina
Variables
GitkDialogPtr	cur_context
	current context, show all contexts of highest priority if NULL or use one if there is only one

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Detailed Description

gitk renderer event loop

Id

gitkreventloop.c,v 1.46 2004/08/31 17:42:01 ensonic Exp

Author:

Stefan Kost <ensonic@users.sf.net>

Date:

Thu Sep 13 17:44:28 2001

Definition in file gitk-renderer-text/gitkreventloop.c.

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Function Documentation

gint gitkr_event_loop_getkey (  void   )

read a keycode from keyboard Todo: sleep a bit Definition at line 300 of file gitk-renderer-text/gitkreventloop.c. References gitk_log1, gitkr_event_loop_unescape_key(), KEY_ESCAPE, and run.

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gint gitkr_event_loop_unescape_key (  void   )

decode escape sequences Definition at line 322 of file gitk-renderer-text/gitkreventloop.c. References gitk_log, gitk_log3, KEY_DEL, KEY_INS, KEYCODE_TO_ASCII, KEYSEQ_2BYTES, and KEYSEQ_3BYTES. Referenced by gitkr_event_loop_getkey().

void handle_dialog_ctrl_widgets (  GitkrTextLayoutPtr  layout  )

run the event loop for the dialog control widgets Parameters: layout  the layout handle of the displayed dialog Definition at line 253 of file gitk-renderer-text/gitkreventloop.c. References GitkrTextLayout::ctrl, cur_context, GitkrTextLayout::currentWidget, GitkEvent::data, GitkrTextWidget::dialog, gitk_dialog_process_event(), GITK_EVENT_TYPE_ON_CLICKED, gitk_log1, gitk_log_intro, gitk_log_outro, gitkr_dialog_output_layout(), GITKR_TEXT_NAVIGATION, gitkr_widget_get_value(), gitkr_widget_optionchoice_free_ids(), gitkr_widget_optionchoice_get_ids(), GitkrTextLayoutPtr, GitkrTextWidgetPtr, GitkrTextWidget::handle, GitkrTextWidget::id, LINES, next_page(), prev_page(), run, GitkEvent::type, and GitkrTextLayoutPage::widgets. Referenced by gitkr_event_loop_start(), and handle_dialog_main_widgets().

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void handle_dialog_main_widgets (  GitkrTextLayoutPtr  layout  )

run the event loop for the main dialog widgets Parameters: layout  the layout handle of the displayed dialog Todo: we really should initialise layout->currentPage and layout->currentWidget from XML use SHIFT+KEY_TAB for it as well, if we can find out how to detect SHIFT Definition at line 146 of file gitk-renderer-text/gitkreventloop.c. References GitkrTextLayout::currentPage, GitkrTextLayout::currentWidget, GitkEvent::data, GitkWidget::dialog, gitk_dialog_move_focus(), gitk_dialog_process_event(), GITK_EVENT_TYPE_ON_CHANGED, GITK_EVENT_TYPE_ON_CLICKED, GITK_EVENT_TYPE_ON_CLOSE, gitk_log2, gitk_log3, gitk_log_intro, gitk_log_outro, GITK_WIDGET_TYPE_ACTION, GITK_WIDGET_TYPE_CHARACTERINPUT, GITK_WIDGET_TYPE_CHARACTERINPUT_ALPHABETIC, GITK_WIDGET_TYPE_OPTIONCHOICE, GITK_WIDGET_TYPE_OPTIONCHOICE_BOOLEAN, GITK_WIDGET_TYPE_OPTIONCHOICE_SINGLE, GITK_WIDGET_TYPE_OPTIONCHOICE_SINGLE_COMPACT, gitkr_event_loop_getkey(), gitkr_layout_get_current_widget(), gitkr_layout_get_current_widget_line(), GitkrTextLayoutPtr, GitkrTextWidgetPtr, GitkWidgetPtr, handle_dialog_ctrl_widgets(), GitkWidget::id, KEY_BACKSPACE, KEY_DEL, KEY_F1, KEY_F10, KEY_F2, KEY_INS, KEY_RETURN, KEY_TAB, KEYCODE_TO_ASCII, next_page(), next_widget(), GitkrTextLayout::pages, prev_page(), prev_widget(), run, GitkWidget::type, GitkEvent::type, and GitkrTextLayoutPage::widgets. Referenced by gitkr_event_loop_start().

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void next_page (  GitkrTextLayoutPtr  layout  )

switch to next page Definition at line 121 of file gitk-renderer-text/gitkreventloop.c. References cur_context, GitkrTextLayout::currentPage, GitkrTextLayout::currentWidget, gitkr_dialog_output_layout(), GitkrTextLayoutPtr, and GitkrTextLayout::numberOfPages. Referenced by handle_dialog_ctrl_widgets(), and handle_dialog_main_widgets().

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void next_widget (  GitkrTextLayoutPtr  layout  )

switch to next widget Definition at line 80 of file gitk-renderer-text/gitkreventloop.c. References cur_context, GitkrTextLayout::currentPage, GitkrTextLayout::currentWidget, gitk_dialog_move_focus(), gitkr_dialog_output_layout(), GitkrTextLayoutPtr, GitkrTextWidgetPtr, GitkWidgetPtr, GitkrTextLayout::pages, GitkrTextLayoutPage::widgets, and GitkrTextLayoutPage::widgetsPerPage. Referenced by handle_dialog_main_widgets().

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void prev_page (  GitkrTextLayoutPtr  layout  )

switch to previous page Definition at line 133 of file gitk-renderer-text/gitkreventloop.c. References cur_context, GitkrTextLayout::currentPage, GitkrTextLayout::currentWidget, gitkr_dialog_output_layout(), and GitkrTextLayoutPtr. Referenced by handle_dialog_ctrl_widgets(), and handle_dialog_main_widgets().

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void prev_widget (  GitkrTextLayoutPtr  layout  )

switch to previous widget Definition at line 101 of file gitk-renderer-text/gitkreventloop.c. References cur_context, GitkrTextLayout::currentPage, GitkrTextLayout::currentWidget, gitk_dialog_move_focus(), gitkr_dialog_output_layout(), GitkrTextLayoutPtr, GitkrTextWidgetPtr, GitkWidgetPtr, GitkrTextLayout::pages, GitkrTextLayoutPage::widgets, and GitkrTextLayoutPage::widgetsPerPage. Referenced by handle_dialog_main_widgets().

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void sighandler_on_sighup (  int  sig  )

catch SIGHUP and send GITK_EVENT_TYPE_ON_CLOSE event Definition at line 392 of file gitk-renderer-text/gitkreventloop.c. References GitkEvent::data, gitk_dialog_process_event(), gitk_event_loop_end(), GITK_EVENT_TYPE_ON_CLOSE, gitk_log, run, sighandler_on_sigint(), and GitkEvent::type. Referenced by gitkr_init().

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void sighandler_on_sigint (  int  sig  )

catch SIGINT (ctrl-c) and send GITK_EVENT_TYPE_ON_CLOSE event Definition at line 377 of file gitk-renderer-text/gitkreventloop.c. References GitkEvent::data, gitk_dialog_process_event(), gitk_event_loop_end(), GITK_EVENT_TYPE_ON_CLOSE, gitk_log, run, sighandler_on_sigint(), and GitkEvent::type. Referenced by gitkr_init(), sighandler_on_sighup(), and sighandler_on_sigint().

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void sighandler_on_sigwinch (  int  sig  )

catch SIGWINCH and resize the termina Todo: problematic when in subroutine-handler (e.g. while entering text) Definition at line 407 of file gitk-renderer-text/gitkreventloop.c. References cur_context, gitk_log, gitk_log2, gitkr_dialog_output_layout(), run, and sighandler_on_sigwinch(). Referenced by gitkr_init(), and sighandler_on_sigwinch().

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