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allow toolbar customisation to remove widgets from the toolbar

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This commit is contained in:
Vincent Sanders 2019-09-09 00:48:04 +01:00 committed by Daniel Silverstone
parent dbc5b5df6a
commit c7ad2553d8
1 changed files with 93 additions and 69 deletions
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162
frontends/gtk/toolbar.c
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@ -1205,52 +1205,7 @@ static gboolean nsgtk_toolbar_delete(GtkWidget *widget, GdkEvent *event,
return TRUE;
}
/**
* called when a widget is dropped onto the store window
*/
static gboolean
nsgtk_toolbar_store_return(GtkWidget *widget, GdkDragContext *gdc,
gint x, gint y, guint time, gpointer data)
{
struct nsgtk_scaffolding *g = (struct nsgtk_scaffolding *)data;
int q, i;
if ((window->fromstore) || (window->currentbutton == -1)) {
window->currentbutton = -1;
return FALSE;
}
if (nsgtk_scaffolding_button(g, window->currentbutton)->location
!= -1) {
/* 'move' all widgets further right, one place to the left
* in logical schema */
for (i = nsgtk_scaffolding_button(g, window->currentbutton)->
location + 1; i < PLACEHOLDER_BUTTON; i++) {
q = nsgtk_toolbar_get_id_at_location(g, i);
if (q == -1)
continue;
nsgtk_scaffolding_button(g, q)->location--;
}
gtk_container_remove(GTK_CONTAINER(
nsgtk_scaffolding_toolbar(g)), GTK_WIDGET(
nsgtk_scaffolding_button(g,
window->currentbutton)->button));
nsgtk_scaffolding_button(g, window->currentbutton)->location
= -1;
}
window->currentbutton = -1;
gtk_drag_finish(gdc, TRUE, TRUE, time);
return FALSE;
}
/**
* called when hovering above the store
*/
static gboolean
nsgtk_toolbar_store_action(GtkWidget *widget, GdkDragContext *gdc,
gint x, gint y, guint time, gpointer data)
{
return FALSE;
}
/**
* create store window
@ -1446,8 +1401,94 @@ void nsgtk_toolbar_customisation_init(struct nsgtk_scaffolding *g)
}
#endif
/**
* find the toolbar item with a given location.
*
* \param tb the toolbar instance
* \param locaction the location to search for
* \return the item id for a location
*/
static nsgtk_toolbar_button
itemid_from_location(struct nsgtk_toolbar *tb, int location)
{
int iidx;
for (iidx = BACK_BUTTON; iidx < PLACEHOLDER_BUTTON; iidx++) {
if (tb->buttons[iidx]->location == location) {
break;
}
}
return iidx;
}
/**
* customisation container handler for drag drop signal
*
* called when a widget is dropped onto the store window
*/
static gboolean
customisation_container_drag_drop_cb(GtkWidget *widget,
GdkDragContext *gdc,
gint x, gint y,
guint time,
gpointer data)
{
struct nsgtk_toolbar_customisation *tbc;
tbc = (struct nsgtk_toolbar_customisation *)data;
int location;
int itemid;
if ((tbc->dragfrom) || (tbc->dragitem == -1)) {
tbc->dragitem = -1;
return FALSE;
}
if (tbc->toolbar.buttons[tbc->dragitem]->location == INACTIVE_LOCATION) {
tbc->dragitem = -1;
gtk_drag_finish(gdc, TRUE, TRUE, time);
return FALSE;
}
/* update the locations for all the subsequent toolbar items */
for (location = tbc->toolbar.buttons[tbc->dragitem]->location;
location < PLACEHOLDER_BUTTON;
location++) {
itemid = itemid_from_location(&tbc->toolbar, location);
if (itemid == PLACEHOLDER_BUTTON) {
break;
}
tbc->toolbar.buttons[itemid]->location--;
}
tbc->toolbar.buttons[tbc->dragitem]->location = -1;
gtk_container_remove(GTK_CONTAINER(tbc->toolbar.widget),
GTK_WIDGET(tbc->toolbar.buttons[tbc->dragitem]->button));
tbc->dragitem = -1;
gtk_drag_finish(gdc, TRUE, TRUE, time);
return FALSE;
}
/**
* customisation container handler for drag motion signal
*
* called when hovering above the store
*/
static gboolean
customisation_container_drag_motion_cb(GtkWidget *widget,
GdkDragContext *gdc,
gint x, gint y,
guint time,
gpointer data)
{
return FALSE;
}
/**
* customisation toolbar handler for drag drop signal
*
* called when a widget is dropped onto the toolbar
*/
static gboolean
@ -1814,24 +1855,6 @@ static nserror populate_gtk_toolbar_widget(struct nsgtk_toolbar *tb)
}
/**
* find the toolbar item with a given location.
*
* \param tb the toolbar instance
* \param locaction the location to search for
* \return the item id for a location
*/
static nsgtk_toolbar_button
itemid_from_location(struct nsgtk_toolbar *tb, int location)
{
int iidx;
for (iidx = BACK_BUTTON; iidx < PLACEHOLDER_BUTTON; iidx++) {
if (tb->buttons[iidx]->location == location) {
break;
}
}
return iidx;
}
/**
* find the toolbar item with a given gtk widget.
@ -2275,7 +2298,7 @@ static gboolean cutomize_button_clicked_cb(GtkWidget *widget, gpointer data)
tbc->container);
#if 0
g_signal_connect(GTK_WIDGET(gtk_builder_get_object(builder, "close")),
g_signal_connect(GTK_WIDGET(gtk_builder_get_object(builder, "apply")),
"clicked",
G_CALLBACK(nsgtk_toolbar_persist),
g);
@ -2290,16 +2313,17 @@ static gboolean cutomize_button_clicked_cb(GtkWidget *widget, gpointer data)
G_CALLBACK(nsgtk_toolbar_delete),
g);
#endif
g_signal_connect(tbc->container,
"drag-drop",
G_CALLBACK(nsgtk_toolbar_store_return),
g);
G_CALLBACK(customisation_container_drag_drop_cb),
tbc);
g_signal_connect(tbc->container,
"drag-motion",
G_CALLBACK(nsgtk_toolbar_store_action),
g);
#endif
G_CALLBACK(customisation_container_drag_motion_cb),
tbc);
nsgtk_tab_add_page(notebook,