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initial implementation of keyboard selection

This commit is contained in:
Daniel Micay 2012-07-05 02:40:48 -04:00
parent 5fe6721f2f
commit f8c8c748f0
2 changed files with 61 additions and 1 deletions
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6
README.rst
View File

@ -22,6 +22,7 @@ KEYBINDINGS
* ``ctrl-shift-n``: jump to next search match
* ``ctrl-shift-p``: jump to previous search match
* ``ctrl-tab``: start scrollback completion
* ``ctrl-shift-space``: start selection mode
During scrollback search, the current selection is changed to the search match
and copied to the PRIMARY clipboard buffer.
@ -29,6 +30,11 @@ and copied to the PRIMARY clipboard buffer.
With the scrollback search/completion widget open, up/down cycle through
completions, escape closes the widget and enter accepts the input.
TEXT SELECTION MODE
-------------------
* ``escape``: deactivate selection mode
TODO
====

56
termite.c
View File

@ -1,11 +1,13 @@
#define _POSIX_C_SOURCE 200809L
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <gdk/gdkx.h>
#include <gtk/gtk.h>
#include <vte/vte.h>
#include <vte/vteaccess.h>
#ifndef __GNUC__
# define __attribute__(x)
@ -20,11 +22,19 @@ typedef enum overlay_mode {
OVERLAY_COMPLETION
} overlay_mode;
typedef struct select_info {
AtkText *text;
bool mode;
int begin;
int end;
} select_info;
typedef struct search_panel_info {
GtkWidget *vte;
GtkWidget *entry;
GtkWidget *panel;
enum overlay_mode mode;
select_info select;
} search_panel_info;
static char *browser_cmd[3] = {NULL};
@ -60,11 +70,54 @@ void window_title_cb(VteTerminal *vte, GtkWindow *window) {
gtk_window_set_title(window, t ? t : "termite");
}
static void update_selection(VteTerminal *vte, select_info *select) {
int n_selections = atk_text_get_n_selections(select->text);
if (n_selections) {
if (n_selections == 1) {
atk_text_remove_selection(select->text, 0);
} else {
g_printerr("more than one selection!");
exit(EXIT_FAILURE);
}
}
atk_text_add_selection(select->text,
MIN(select->begin, select->end),
MAX(select->begin, select->end));
vte_terminal_copy_primary(vte);
}
static void start_selection(select_info *select) {
select->mode = true;
select->begin = select->end = atk_text_get_caret_offset(select->text);
}
gboolean key_press_cb(VteTerminal *vte, GdkEventKey *event, search_panel_info *info) {
const guint modifiers = event->state & gtk_accelerator_get_default_mod_mask();
gboolean dynamic_title = FALSE, urgent_on_bell = FALSE, clickable_url = FALSE;
if (info->select.mode) {
switch (event->keyval) {
case GDK_KEY_h:
info->select.end--;
update_selection(vte, &info->select);
break;
case GDK_KEY_l:
info->select.end++;
update_selection(vte, &info->select);
break;
case GDK_KEY_Escape:
info->select.mode = false;
break;
}
return TRUE;
}
if (modifiers == (GDK_CONTROL_MASK|GDK_SHIFT_MASK)) {
switch (gdk_keyval_to_lower(event->keyval)) {
case GDK_KEY_space:
start_selection(&info->select);
return TRUE;
case GDK_KEY_c:
vte_terminal_copy_clipboard(vte);
return TRUE;
@ -559,7 +612,8 @@ int main(int argc, char **argv) {
gtk_container_add(GTK_CONTAINER(overlay), vte);
gtk_container_add(GTK_CONTAINER(window), overlay);
search_panel_info info = {vte, entry, alignment, OVERLAY_HIDDEN};
select_info select = {ATK_TEXT(vte_terminal_accessible_new(VTE_TERMINAL(vte))), false, 0, 0};
search_panel_info info = {vte, entry, alignment, OVERLAY_HIDDEN, select};
g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
g_signal_connect(vte, "child-exited", G_CALLBACK(gtk_main_quit), NULL);