* [Entry] The entry now supports the keybindings of Emacs. It's disabled

by default.
Since I'm not an Emacs/Jed user, I may have forgotten or miscoded some
important keybindings. I'd be glad if some Emacs/Jed users could tell me
what is wrong. For this, you need to enable the keybindings by changing
the line 47 of e_entry.c:
"static int _e_entry_emacs_keybindings = 0;" --> "static int _e_entry_emacs_keybindings = 1;"


SVN revision: 25073
This commit is contained in:
moom 2006-08-23 13:39:46 +00:00 committed by moom
parent 705029347c
commit 5a27507edf
1 changed files with 317 additions and 153 deletions

View File

@ -14,6 +14,7 @@ struct _E_Entry_Smart_Data
int enabled;
int focused;
int selection_dragging;
int selection_mode;
float valign;
int min_width;
int height;
@ -25,7 +26,10 @@ static void _e_entry_mouse_down_cb(void *data, Evas *e, Evas_Object *obj, void *
static void _e_entry_mouse_up_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
static void _e_entry_mouse_move_cb(void *data, Evas *e, Evas_Object *obj, void *event_info);
static int _e_entry_x_selection_notify_handler(void *data, int type, void *event);
static void _e_entry_x_selection_update(Evas_Object *entry);
static void _e_entry_key_down_windows(Evas_Object *entry, Evas_Event_Key_Down *event);
static void _e_entry_key_down_emacs(Evas_Object *entry, Evas_Event_Key_Down *event);
static void _e_entry_smart_add(Evas_Object *object);
static void _e_entry_smart_del(Evas_Object *object);
@ -40,6 +44,7 @@ static void _e_entry_clip_unset(Evas_Object *object);
/* local subsystem globals */
static Evas_Smart *_e_entry_smart = NULL;
static int _e_entry_smart_use = 0;
static int _e_entry_emacs_keybindings = 0;
/* externally accessible functions */
@ -195,6 +200,11 @@ e_entry_focus(Evas_Object *entry)
evas_object_focus_set(entry, 1);
edje_object_signal_emit(sd->entry_object, "e,state,focused", "e");
if (!sd->selection_dragging)
{
e_editable_cursor_move_to_end(sd->editable_object);
e_editable_selection_move_to_end(sd->editable_object);
}
if (sd->enabled)
e_editable_cursor_show(sd->editable_object);
e_editable_selection_show(sd->editable_object);
@ -220,8 +230,6 @@ e_entry_unfocus(Evas_Object *entry)
evas_object_focus_set(entry, 0);
edje_object_signal_emit(sd->entry_object, "e,state,unfocused", "e");
e_editable_cursor_move_to_end(sd->editable_object);
e_editable_selection_move_to_end(sd->editable_object);
e_editable_cursor_hide(sd->editable_object);
e_editable_selection_hide(sd->editable_object);
sd->focused = 0;
@ -277,155 +285,10 @@ e_entry_disable(Evas_Object *entry)
static void
_e_entry_key_down_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
{
E_Entry_Smart_Data *sd;
Evas_Object *editable;
Evas_Event_Key_Down *event;
int cursor_pos, selection_pos;
int start_pos, end_pos;
int selecting;
int changed = 0;
int selection_changed = 0;
char *range;
E_Win *win;
if ((!obj) || (!(sd = evas_object_smart_data_get(obj))))
return;
if (!(event = event_info) || !(event->keyname))
return;
editable = sd->editable_object;
cursor_pos = e_editable_cursor_pos_get(editable);
selection_pos = e_editable_selection_pos_get(editable);
start_pos = (cursor_pos <= selection_pos) ? cursor_pos : selection_pos;
end_pos = (cursor_pos >= selection_pos) ? cursor_pos : selection_pos;
selecting = (start_pos != end_pos);
/* Move the cursor/selection to the left */
if (strcmp(event->key, "Left") == 0)
{
if (evas_key_modifier_is_set(event->modifiers, "Shift"))
{
e_editable_cursor_move_left(editable);
selection_changed = 1;
}
else if (selecting)
{
if (cursor_pos < selection_pos)
e_editable_selection_pos_set(editable, cursor_pos);
else
e_editable_cursor_pos_set(editable, selection_pos);
}
else
{
e_editable_cursor_move_left(editable);
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
}
/* Move the cursor/selection to the right */
else if (strcmp(event->key, "Right") == 0)
{
if (evas_key_modifier_is_set(event->modifiers, "Shift"))
{
e_editable_cursor_move_right(editable);
selection_changed = 1;
}
else if (selecting)
{
if (cursor_pos > selection_pos)
e_editable_selection_pos_set(editable, cursor_pos);
else
e_editable_cursor_pos_set(editable, selection_pos);
}
else
{
e_editable_cursor_move_right(editable);
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
}
/* Move the cursor/selection to the start of the entry */
else if (strcmp(event->keyname, "Home") == 0)
{
e_editable_cursor_move_to_start(editable);
if (!evas_key_modifier_is_set(event->modifiers, "Shift"))
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
else
selection_changed = 1;
}
/* Move the cursor/selection to the end of the entry */
else if (strcmp(event->keyname, "End") == 0)
{
e_editable_cursor_move_to_end(editable);
if (!evas_key_modifier_is_set(event->modifiers, "Shift"))
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
else
selection_changed = 1;
}
/* Remove the previous character */
else if ((sd->enabled) && (strcmp(event->keyname, "BackSpace") == 0))
{
if (selecting)
changed = e_editable_delete(editable, start_pos, end_pos);
else
changed = e_editable_delete(editable, cursor_pos - 1, cursor_pos);
}
/* Remove the next character */
else if ((sd->enabled) && (strcmp(event->keyname, "Delete") == 0))
{
if (selecting)
changed = e_editable_delete(editable, start_pos, end_pos);
else
changed = e_editable_delete(editable, cursor_pos, cursor_pos + 1);
}
/* Ctrl + A,C,X,V */
else if (evas_key_modifier_is_set(event->modifiers, "Control"))
{
if (strcmp(event->keyname, "a") == 0)
{
e_editable_select_all(editable);
selection_changed = 1;
}
else if ((strcmp(event->keyname, "x") == 0) ||
(strcmp(event->keyname, "c") == 0))
{
if (selecting)
{
range = e_editable_text_range_get(editable, start_pos, end_pos);
if (range)
{
if ((win = e_win_evas_object_win_get(obj)))
ecore_x_selection_clipboard_set(win->evas_win,
range,
strlen(range) + 1);
free(range);
}
if ((sd->enabled) && (strcmp(event->keyname, "x") == 0))
changed = e_editable_delete(editable, start_pos, end_pos);
}
}
else if ((sd->enabled) && (strcmp(event->keyname, "v") == 0))
{
if ((win = e_win_evas_object_win_get(obj)))
ecore_x_selection_clipboard_request(win->evas_win,
ECORE_X_SELECTION_TARGET_UTF8_STRING);
}
}
/* Otherwise, we insert the corresponding character */
else if ((event->string) &&
((strlen(event->string) != 1) || (event->string[0] >= 0x20)))
{
if (selecting)
changed = e_editable_delete(editable, start_pos, end_pos);
changed |= e_editable_insert(editable, start_pos, event->string);
}
if (changed)
evas_object_smart_callback_call(obj, "changed", NULL);
if (selection_changed)
_e_entry_x_selection_update(obj);
if (_e_entry_emacs_keybindings)
_e_entry_key_down_emacs(obj, event_info);
else
_e_entry_key_down_windows(obj, event_info);
}
/* Called when the entry object is pressed by the mouse */
@ -548,8 +411,8 @@ _e_entry_x_selection_notify_handler(void *data, int type, void *event)
Ecore_X_Selection_Data_Text *text_data;
text_data = ev->data;
if (selecting)
changed = e_editable_delete(editable, start_pos, end_pos);
if (selecting && !_e_entry_emacs_keybindings)
changed |= e_editable_delete(editable, start_pos, end_pos);
changed |= e_editable_insert(editable, start_pos, text_data->text);
}
}
@ -592,6 +455,306 @@ _e_entry_x_selection_update(Evas_Object *entry)
free(text);
}
/* Treats the "key down" event to mimick the behavior of Windows/Gtk2/Qt */
static void _e_entry_key_down_windows(Evas_Object *entry, Evas_Event_Key_Down *event)
{
E_Entry_Smart_Data *sd;
Evas_Object *editable;
int cursor_pos, selection_pos;
int start_pos, end_pos;
int selecting;
int changed = 0;
int selection_changed = 0;
char *range;
E_Win *win;
if ((!entry) || (!(sd = evas_object_smart_data_get(entry))))
return;
if ((!event) || (!event->keyname))
return;
editable = sd->editable_object;
cursor_pos = e_editable_cursor_pos_get(editable);
selection_pos = e_editable_selection_pos_get(editable);
start_pos = (cursor_pos <= selection_pos) ? cursor_pos : selection_pos;
end_pos = (cursor_pos >= selection_pos) ? cursor_pos : selection_pos;
selecting = (start_pos != end_pos);
/* Move the cursor/selection to the left */
if (strcmp(event->key, "Left") == 0)
{
if (evas_key_modifier_is_set(event->modifiers, "Shift"))
{
e_editable_cursor_move_left(editable);
selection_changed = 1;
}
else if (selecting)
{
if (cursor_pos < selection_pos)
e_editable_selection_pos_set(editable, cursor_pos);
else
e_editable_cursor_pos_set(editable, selection_pos);
}
else
{
e_editable_cursor_move_left(editable);
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
}
/* Move the cursor/selection to the right */
else if (strcmp(event->key, "Right") == 0)
{
if (evas_key_modifier_is_set(event->modifiers, "Shift"))
{
e_editable_cursor_move_right(editable);
selection_changed = 1;
}
else if (selecting)
{
if (cursor_pos > selection_pos)
e_editable_selection_pos_set(editable, cursor_pos);
else
e_editable_cursor_pos_set(editable, selection_pos);
}
else
{
e_editable_cursor_move_right(editable);
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
}
/* Move the cursor/selection to the start of the entry */
else if (strcmp(event->keyname, "Home") == 0)
{
e_editable_cursor_move_to_start(editable);
if (!evas_key_modifier_is_set(event->modifiers, "Shift"))
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
else
selection_changed = 1;
}
/* Move the cursor/selection to the end of the entry */
else if (strcmp(event->keyname, "End") == 0)
{
e_editable_cursor_move_to_end(editable);
if (!evas_key_modifier_is_set(event->modifiers, "Shift"))
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
else
selection_changed = 1;
}
/* Delete the previous character */
else if ((sd->enabled) && (strcmp(event->keyname, "BackSpace") == 0))
{
if (selecting)
changed = e_editable_delete(editable, start_pos, end_pos);
else
changed = e_editable_delete(editable, cursor_pos - 1, cursor_pos);
}
/* Delete the next character */
else if ((sd->enabled) && (strcmp(event->keyname, "Delete") == 0))
{
if (selecting)
changed = e_editable_delete(editable, start_pos, end_pos);
else
changed = e_editable_delete(editable, cursor_pos, cursor_pos + 1);
}
/* Ctrl + A,C,X,V */
else if (evas_key_modifier_is_set(event->modifiers, "Control"))
{
if (strcmp(event->keyname, "a") == 0)
{
e_editable_select_all(editable);
selection_changed = 1;
}
else if ((strcmp(event->keyname, "x") == 0) ||
(strcmp(event->keyname, "c") == 0))
{
if (selecting)
{
range = e_editable_text_range_get(editable, start_pos, end_pos);
if (range)
{
if ((win = e_win_evas_object_win_get(entry)))
ecore_x_selection_clipboard_set(win->evas_win,
range,
strlen(range) + 1);
free(range);
}
if ((sd->enabled) && (strcmp(event->keyname, "x") == 0))
changed = e_editable_delete(editable, start_pos, end_pos);
}
}
else if ((sd->enabled) && (strcmp(event->keyname, "v") == 0))
{
if ((win = e_win_evas_object_win_get(entry)))
ecore_x_selection_clipboard_request(win->evas_win,
ECORE_X_SELECTION_TARGET_UTF8_STRING);
}
}
/* Otherwise, we insert the corresponding character */
else if ((event->string) &&
((strlen(event->string) != 1) || (event->string[0] >= 0x20)))
{
if (selecting)
changed |= e_editable_delete(editable, start_pos, end_pos);
changed |= e_editable_insert(editable, start_pos, event->string);
}
if (changed)
evas_object_smart_callback_call(entry, "changed", NULL);
if (selection_changed)
_e_entry_x_selection_update(entry);
}
/* Treats the "key down" event to mimick the behavior of Emacs */
static void _e_entry_key_down_emacs(Evas_Object *entry, Evas_Event_Key_Down *event)
{
E_Entry_Smart_Data *sd;
Evas_Object *editable;
int cursor_pos, selection_pos;
int start_pos, end_pos;
int selecting;
int changed = 0;
int selection_changed = 0;
char *range;
E_Win *win;
if ((!entry) || (!(sd = evas_object_smart_data_get(entry))))
return;
if ((!event) || (!event->keyname))
return;
editable = sd->editable_object;
cursor_pos = e_editable_cursor_pos_get(editable);
selection_pos = e_editable_selection_pos_get(editable);
start_pos = (cursor_pos <= selection_pos) ? cursor_pos : selection_pos;
end_pos = (cursor_pos >= selection_pos) ? cursor_pos : selection_pos;
selecting = (start_pos != end_pos);
/* Move the cursor/selection to the left */
if ((strcmp(event->key, "Left") == 0) ||
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "b") == 0)))
{
e_editable_cursor_move_left(editable);
if (sd->selection_mode)
selection_changed = 1;
else
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
/* Move the cursor/selection to the right */
else if ((strcmp(event->key, "Right") == 0) ||
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "f") == 0)))
{
e_editable_cursor_move_right(editable);
if (sd->selection_mode)
selection_changed = 1;
else
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
/* Move the cursor/selection to the start of the entry */
else if ((strcmp(event->keyname, "Home") == 0) ||
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "a") == 0)))
{
e_editable_cursor_move_to_start(editable);
if (sd->selection_mode)
selection_changed = 1;
else
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
/* Move the cursor/selection to the end of the entry */
else if ((strcmp(event->keyname, "End") == 0) ||
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "e") == 0)))
{
e_editable_cursor_move_to_end(editable);
if (sd->selection_mode)
selection_changed = 1;
else
e_editable_selection_pos_set(editable,
e_editable_cursor_pos_get(editable));
}
/* Delete the previous character */
else if ((sd->enabled) && (strcmp(event->keyname, "BackSpace") == 0))
changed = e_editable_delete(editable, cursor_pos - 1, cursor_pos);
/* Delete the next character */
else if ((sd->enabled) &&
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "d") == 0)))
changed = e_editable_delete(editable, cursor_pos, cursor_pos + 1);
/* Delete until end of line */
else if ((sd->enabled) &&
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "k") == 0)))
changed = e_editable_delete(editable, cursor_pos,
e_editable_text_length_get(editable));
/* Toggle the selection mode */
else if ((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "space") == 0))
{
if (sd->selection_mode)
{
e_editable_selection_pos_set(editable, cursor_pos);
sd->selection_mode = 0;
}
else
sd->selection_mode = 1;
}
/* Cut/Copy */
else if ((evas_key_modifier_is_set(event->modifiers, "Control") ||
evas_key_modifier_is_set(event->modifiers, "Shift")) &&
(strcmp(event->key, "w") == 0))
{
if (selecting)
{
range = e_editable_text_range_get(editable, start_pos, end_pos);
if (range)
{
if ((win = e_win_evas_object_win_get(entry)))
ecore_x_selection_clipboard_set(win->evas_win,
range,
strlen(range) + 1);
free(range);
}
if ((sd->enabled) && (evas_key_modifier_is_set(event->modifiers, "Control")))
{
changed = e_editable_delete(editable, start_pos, end_pos);
sd->selection_mode = 0;
}
}
}
/* Paste */
else if ((sd->enabled) &&
((evas_key_modifier_is_set(event->modifiers, "Control")) &&
(strcmp(event->key, "y") == 0)))
{
if ((win = e_win_evas_object_win_get(entry)))
ecore_x_selection_clipboard_request(win->evas_win,
ECORE_X_SELECTION_TARGET_UTF8_STRING);
}
/* Otherwise, we insert the corresponding character */
else if ((event->string) &&
((strlen(event->string) != 1) ||
(event->string[0] >= 0x20 && event->string[0] != 0x7f)))
changed = e_editable_insert(editable, cursor_pos, event->string);
if (changed)
evas_object_smart_callback_call(entry, "changed", NULL);
if (selection_changed)
_e_entry_x_selection_update(entry);
}
/* Editable object's smart methods */
static void _e_entry_smart_add(Evas_Object *object)
@ -613,6 +776,7 @@ static void _e_entry_smart_add(Evas_Object *object)
sd->enabled = 1;
sd->focused = 0;
sd->selection_dragging = 0;
sd->selection_mode = 0;
sd->valign = 0.5;
o = edje_object_add(evas);