Enlightenment CVS committal
Author : moom
Project : e17
Module : libs/etk
Dir : e17/libs/etk/src/lib
Modified Files:
etk_combobox.c etk_combobox.h
Log Message:
* [Combobox] More work on the combobox
===================================================================
RCS file: /cvs/e/e17/libs/etk/src/lib/etk_combobox.c,v
retrieving revision 1.37
retrieving revision 1.38
diff -u -3 -r1.37 -r1.38
--- etk_combobox.c 8 Mar 2007 18:16:01 -0000 1.37
+++ etk_combobox.c 9 Mar 2007 00:49:27 -0000 1.38
@@ -12,6 +12,8 @@
#include "etk_signal_callback.h"
#include "etk_utils.h"
+/*TODO/FIXME: what if the theme item border are smaller/bigger than usual?!?!
(important!!) */
+
/**
* @addtogroup Etk_Combobox
* @{
@@ -36,7 +38,9 @@
static void _etk_combobox_destructor(Etk_Combobox *combobox);
static void _etk_combobox_property_set(Etk_Object *object, int property_id,
Etk_Property_Value *value);
static void _etk_combobox_property_get(Etk_Object *object, int property_id,
Etk_Property_Value *value);
+static void _etk_combobox_item_constructor(Etk_Combobox_Item *item);
static void _etk_combobox_item_destructor(Etk_Combobox_Item *item);
+static void _etk_combobox_item_destroyed_cb(Etk_Object *object, void *data);
static void _etk_combobox_size_request(Etk_Widget *widget, Etk_Size *size);
static void _etk_combobox_size_allocate(Etk_Widget *widget, Etk_Geometry
geometry);
static void _etk_combobox_window_size_request(Etk_Widget *widget, Etk_Size
*size);
@@ -55,6 +59,7 @@
static void _etk_combobox_item_leave_cb(Etk_Object *object, void *data);
static void _etk_combobox_item_mouse_up_cb(Etk_Object *object,
Etk_Event_Mouse_Up *event, void *data);
static void _etk_combobox_selected_item_set(Etk_Combobox *combobox,
Etk_Combobox_Item *item);
+static void _etk_combobox_item_cells_render(Etk_Combobox *combobox, Etk_Widget
**cells, Etk_Geometry geometry, Etk_Bool ignore_other);
static Etk_Signal *_etk_combobox_signals[ETK_COMBOBOX_NUM_SIGNALS];
@@ -105,7 +110,7 @@
if (!combobox_item_type)
{
combobox_item_type = etk_type_new("Etk_Combobox_Item", ETK_WIDGET_TYPE,
sizeof(Etk_Combobox_Item),
- NULL, ETK_DESTRUCTOR(_etk_combobox_item_destructor));
+ ETK_CONSTRUCTOR(_etk_combobox_item_constructor),
ETK_DESTRUCTOR(_etk_combobox_item_destructor));
}
return combobox_item_type;
@@ -206,8 +211,7 @@
*/
void etk_combobox_build(Etk_Combobox *combobox)
{
- int i, j;
- int num_children = 0;
+ int i;
if (!combobox || combobox->built)
return;
@@ -219,37 +223,28 @@
etk_object_data_set(ETK_OBJECT(combobox->active_item_widget),
"_Etk_Combobox_Window::Combobox", combobox);
etk_container_add(ETK_CONTAINER(combobox->button),
combobox->active_item_widget);
- for (i = 0; i < combobox->num_cols; i++)
- {
- if (combobox->cols[i]->type != ETK_COMBOBOX_OTHER)
- num_children++;
- }
-
/* Build the active-item's children */
- if (num_children > 0)
+ if (combobox->num_cols > 0)
{
- combobox->active_item_children = malloc(num_children * sizeof(Etk_Widget
*));
- for (i = 0, j = 0; i < combobox->num_cols; i++)
+ combobox->active_item_children = malloc(combobox->num_cols *
sizeof(Etk_Widget *));
+ for (i = 0; i < combobox->num_cols; i++)
{
- if (combobox->cols[i]->type == ETK_COMBOBOX_OTHER)
- continue;
-
switch (combobox->cols[i]->type)
{
case ETK_COMBOBOX_LABEL:
- combobox->active_item_children[j] = etk_label_new(NULL);
- etk_widget_theme_parent_set(combobox->active_item_children[j],
combobox->button);
+ combobox->active_item_children[i] = etk_label_new(NULL);
+ etk_widget_theme_parent_set(combobox->active_item_children[i],
combobox->button);
break;
case ETK_COMBOBOX_IMAGE:
- combobox->active_item_children[j] = etk_image_new();
+ combobox->active_item_children[i] = etk_image_new();
break;
default:
+ combobox->active_item_children[i] = NULL;
break;
}
- etk_widget_parent_set(combobox->active_item_children[j],
combobox->active_item_widget);
- etk_widget_internal_set(combobox->active_item_children[j], ETK_TRUE);
- etk_widget_show(combobox->active_item_children[j]);
- j++;
+ etk_widget_internal_set(combobox->active_item_children[i], ETK_TRUE);
+ etk_widget_parent_set(combobox->active_item_children[i],
combobox->active_item_widget);
+ etk_widget_show(combobox->active_item_children[i]);
}
}
else
@@ -352,7 +347,8 @@
* - If the type of the corresponding column is ETK_COMBOBOX_IMAGE, the
argument must be an "Etk_Image *" @n
* - If the type of the corresponding column is ETK_COMBOBOX_OTHER, the
argument must be an "Etk_Widget *"
* @return Returns the new item
- * @note Unlike other widgets, the new item will be automatically shown, so
you won't have to call etk_widget_show()
+ * @note Unlike other widgets, the new item and its children will be
automatically shown, so you won't have
+ * to call etk_widget_show()
*/
Etk_Combobox_Item *etk_combobox_item_insert_valist(Etk_Combobox *combobox,
Etk_Combobox_Item *after, va_list args)
{
@@ -376,7 +372,6 @@
item = ETK_COMBOBOX_ITEM(etk_widget_new(ETK_COMBOBOX_ITEM_TYPE,
"theme_group", "item", "theme_parent", combobox, "visible", ETK_TRUE,
NULL));
item->combobox = combobox;
- item->data_free_cb = NULL;
item->prev = after;
item->next = after ? after->next : NULL;
@@ -397,15 +392,19 @@
{
case ETK_COMBOBOX_LABEL:
item->widgets[i] = etk_label_new(va_arg(args, char *));
+ etk_widget_pass_mouse_events_set(item->widgets[i], ETK_TRUE);
break;
case ETK_COMBOBOX_IMAGE:
+ item->widgets[i] = ETK_WIDGET(va_arg(args, Etk_Widget *));
+ etk_widget_pass_mouse_events_set(item->widgets[i], ETK_TRUE);
+ break;
case ETK_COMBOBOX_OTHER:
- item->widgets[i] = va_arg(args, Etk_Widget *);
+ item->widgets[i] = ETK_WIDGET(va_arg(args, Etk_Widget *));
+ break;
default:
break;
}
etk_widget_parent_set(item->widgets[i], ETK_WIDGET(item));
- etk_widget_pass_mouse_events_set(item->widgets[i], ETK_TRUE);
etk_widget_show(item->widgets[i]);
}
@@ -426,34 +425,8 @@
* @param item the item to remove from its combobox
* @note You can also call etk_object_destroy() to remove an item from a
combobox, it has the same effect
*/
-/* TODO: destroyed_cb instead of destructor?? */
void etk_combobox_item_remove(Etk_Combobox_Item *item)
{
- Etk_Combobox *combobox;
-
- if (!item || !(combobox = item->combobox))
- return;
-
- if (item->combobox->selected_item == item)
- _etk_combobox_selected_item_set(item->combobox, NULL);
- if (item->combobox->active_item == item)
- etk_combobox_active_item_set(item->combobox, NULL);
-
- if (item->data && item->data_free_cb)
- item->data_free_cb(item->data);
- free(item->widgets);
-
- if (item->prev)
- item->prev->next = item->next;
- if (item->next)
- item->next->prev = item->prev;
- if (combobox->first_item == item)
- combobox->first_item = NULL;
- if (combobox->last_item == item)
- combobox->last_item = NULL;
-
- /* We set "item->combobox" to NULL to prevent the destructor from calling
etk_combobox_item_remove() again */
- item->combobox = NULL;
etk_object_destroy(ETK_OBJECT(item));
}
@@ -477,35 +450,34 @@
*/
void etk_combobox_active_item_set(Etk_Combobox *combobox, Etk_Combobox_Item
*item)
{
- if (!combobox || (item && item->combobox != combobox))
+ int i;
+
+ if (!combobox)
+ return;
+ if ((item && item->combobox != combobox) || !combobox->built)
+ {
+ ETK_WARNING("Unable to change the active-item of the combobox. The
specified item does not belong "
+ "to the combobox or the combobox is not built yet.");
return;
+ }
/* Changes the children of the active-item widget */
- if (combobox->built)
+ for (i = 0; i < combobox->num_cols; i++)
{
- int i, j;
-
- for (i = 0, j = 0; i < combobox->num_cols; i++)
+ switch (combobox->cols[i]->type)
{
- if (combobox->cols[i]->type == ETK_COMBOBOX_OTHER)
- continue;
-
- switch (combobox->cols[i]->type)
- {
- case ETK_COMBOBOX_LABEL:
- etk_label_set(ETK_LABEL(combobox->active_item_children[j]),
- item ? etk_label_get(ETK_LABEL(item->widgets[i])) : NULL);
- break;
- case ETK_COMBOBOX_IMAGE:
- if (item)
- etk_image_copy(ETK_IMAGE(combobox->active_item_children[j]),
ETK_IMAGE(item->widgets[i]));
- else
-
etk_image_set_from_file(ETK_IMAGE(combobox->active_item_children[j]), NULL,
NULL);
- break;
- default:
- break;
- }
- j++;
+ case ETK_COMBOBOX_LABEL:
+ etk_label_set(ETK_LABEL(combobox->active_item_children[i]),
+ item ? etk_label_get(ETK_LABEL(item->widgets[i])) : NULL);
+ break;
+ case ETK_COMBOBOX_IMAGE:
+ if (item)
+ etk_image_copy(ETK_IMAGE(combobox->active_item_children[i]),
ETK_IMAGE(item->widgets[i]));
+ else
+
etk_image_set_from_file(ETK_IMAGE(combobox->active_item_children[i]), NULL,
NULL);
+ break;
+ default:
+ break;
}
}
@@ -784,12 +756,57 @@
}
}
+/* Initializes the combobox item */
+static void _etk_combobox_item_constructor(Etk_Combobox_Item *item)
+{
+ if (!item)
+ return;
+
+ item->combobox = NULL;
+ item->prev = NULL;
+ item->next = NULL;
+ item->widgets = NULL;
+ item->data = NULL;
+ item->data_free_cb = NULL;
+
+ etk_signal_connect("destroyed", ETK_OBJECT(item),
ETK_CALLBACK(_etk_combobox_item_destroyed_cb), NULL);
+}
+
/* Destroys the combobox item */
static void _etk_combobox_item_destructor(Etk_Combobox_Item *item)
{
if (!item)
return;
- etk_combobox_item_remove(item);
+
+ if (item->data && item->data_free_cb)
+ item->data_free_cb(item->data);
+ free(item->widgets);
+}
+
+/* Called when a combobox-item is destroyed. We use this function and not the
destructor because
+ * the destructor is not called immediately after the etk_object_destroy()
call, but we want to remove the item
+ * immediately from the combobox (the destructor is still used the free the
memory though) */
+static void _etk_combobox_item_destroyed_cb(Etk_Object *object, void *data)
+{
+ Etk_Combobox_Item *item;
+ Etk_Combobox *combobox;
+
+ if (!(item = ETK_COMBOBOX_ITEM(object)) || !(combobox = item->combobox))
+ return;
+
+ if (item->combobox->selected_item == item)
+ _etk_combobox_selected_item_set(item->combobox, NULL);
+ if (item->combobox->active_item == item)
+ etk_combobox_active_item_set(item->combobox, NULL);
+
+ if (item->prev)
+ item->prev->next = item->next;
+ if (item->next)
+ item->next->prev = item->prev;
+ if (combobox->first_item == item)
+ combobox->first_item = item->next;
+ if (combobox->last_item == item)
+ combobox->last_item = item->prev;
}
/* Calculates the ideal size of the combobox */
@@ -858,65 +875,16 @@
}
}
-/*TODO: what if the theme item border are smaller/bigger than usual?!?!
(important!!) */
-
/* Resizes the combobox item to the allocated geometry */
static void _etk_combobox_item_size_allocate(Etk_Widget *widget, Etk_Geometry
geometry)
{
Etk_Combobox_Item *item;
Etk_Combobox *combobox;
- Etk_Geometry col_geometry;
- Etk_Geometry child_geometry;
- int num_expandable_cols = 0;
- int expandable_width = 0;
- int total_width = 0;
- int i;
if (!(item = ETK_COMBOBOX_ITEM(widget)) || !(combobox = item->combobox))
return;
- for (i = 0; i < combobox->num_cols; i++)
- {
- if (combobox->cols[i]->fill_policy & ETK_COMBOBOX_EXPAND)
- {
- num_expandable_cols++;
- expandable_width += combobox->cols[i]->width;
- }
- total_width += combobox->cols[i]->width;
- }
-
- col_geometry.x = geometry.x;
- col_geometry.y = geometry.y;
- col_geometry.h = geometry.h;
- for (i = 0; i < combobox->num_cols; i++)
- {
- if (num_expandable_cols == 0)
- {
- if (i != combobox->num_cols - 1)
- col_geometry.w = combobox->cols[i]->width;
- else
- col_geometry.w = geometry.w - (col_geometry.x - geometry.x);
- }
- else
- {
- if (combobox->cols[i]->fill_policy & ETK_COMBOBOX_EXPAND)
- {
- col_geometry.w = (combobox->cols[i]->width /
(float)expandable_width) *
- (geometry.w - (total_width - expandable_width));
- }
- else
- col_geometry.w = combobox->cols[i]->width;
- }
-
- if (item->widgets[i])
- {
- memcpy(&child_geometry, &col_geometry, sizeof(Etk_Geometry));
- etk_container_child_space_fill(item->widgets[i], &child_geometry,
- combobox->cols[i]->fill_policy & ETK_COMBOBOX_FILL, ETK_TRUE,
combobox->cols[i]->align, 0.5);
- etk_widget_size_allocate(item->widgets[i], child_geometry);
- }
- col_geometry.x += col_geometry.w;
- }
+ _etk_combobox_item_cells_render(combobox, item->widgets, geometry,
ETK_FALSE);
}
/* Calculates the ideal size of the active item of the combobox (the item in
the combobox button */
@@ -939,75 +907,17 @@
}
}
-/* TODO: can we factorize with above function? */
/* Resizes the active item of the combobox to the allocated geometry */
static void _etk_combobox_active_item_size_allocate(Etk_Widget *widget,
Etk_Geometry geometry)
{
Etk_Combobox *combobox;
- Etk_Geometry col_geometry;
- Etk_Geometry child_geometry;
- int num_expandable_cols = 0;
- int num_children = 0;
- int expandable_width = 0;
- int total_width = 0;
- int i, j;
if (!widget)
return;
if (!(combobox = ETK_COMBOBOX(etk_object_data_get(ETK_OBJECT(widget),
"_Etk_Combobox_Window::Combobox"))))
return;
- for (i = 0; i < combobox->num_cols; i++)
- {
- if (combobox->cols[i]->type == ETK_COMBOBOX_OTHER)
- continue;
-
- num_children++;
- if (combobox->cols[i]->fill_policy & ETK_COMBOBOX_EXPAND)
- {
- num_expandable_cols++;
- expandable_width += combobox->cols[i]->width;
- }
- total_width += combobox->cols[i]->width;
- }
-
- col_geometry.x = geometry.x;
- col_geometry.y = geometry.y;
- col_geometry.h = geometry.h;
- for (i = 0, j = 0; i < combobox->num_cols; i++)
- {
- if (combobox->cols[i]->type == ETK_COMBOBOX_OTHER)
- continue;
-
- if (num_expandable_cols == 0)
- {
- if (j != num_children - 1)
- col_geometry.w = combobox->cols[i]->width;
- else
- col_geometry.w = geometry.w - (col_geometry.x - geometry.x);
- }
- else
- {
- if (combobox->cols[i]->fill_policy & ETK_COMBOBOX_EXPAND)
- {
- col_geometry.w = (combobox->cols[i]->width /
(float)expandable_width) *
- (geometry.w - (total_width - expandable_width));
- }
- else
- col_geometry.w = combobox->cols[i]->width;
- }
-
- if (combobox->active_item_children && combobox->active_item_children[j])
- {
- memcpy(&child_geometry, &col_geometry, sizeof(Etk_Geometry));
- etk_container_child_space_fill(combobox->active_item_children[j],
&child_geometry,
- combobox->cols[i]->fill_policy & ETK_COMBOBOX_FILL, ETK_TRUE,
combobox->cols[i]->align, 0.5);
- etk_widget_size_allocate(combobox->active_item_children[j],
child_geometry);
- }
-
- col_geometry.x += col_geometry.w;
- j++;
- }
+ _etk_combobox_item_cells_render(combobox, combobox->active_item_children,
geometry, ETK_TRUE);
}
/**************************
@@ -1208,6 +1118,68 @@
}
}
+/* Renders the different cells of a combobox item */
+static void _etk_combobox_item_cells_render(Etk_Combobox *combobox, Etk_Widget
**cells, Etk_Geometry geometry, Etk_Bool ignore_other)
+{
+ Etk_Geometry col_geometry;
+ Etk_Geometry child_geometry;
+ int num_expandable_cols = 0;
+ int expandable_width = 0;
+ int total_width = 0;
+ int last_col = 0;
+ int i;
+
+ for (i = 0; i < combobox->num_cols; i++)
+ {
+ if (ignore_other && (combobox->cols[i]->type == ETK_COMBOBOX_OTHER))
+ continue;
+
+ if (combobox->cols[i]->fill_policy & ETK_COMBOBOX_EXPAND)
+ {
+ num_expandable_cols++;
+ expandable_width += combobox->cols[i]->width;
+ }
+ total_width += combobox->cols[i]->width;
+ last_col = i;
+ }
+
+ col_geometry.x = geometry.x;
+ col_geometry.y = geometry.y;
+ col_geometry.h = geometry.h;
+ for (i = 0; i < combobox->num_cols; i++)
+ {
+ if (ignore_other && (combobox->cols[i]->type == ETK_COMBOBOX_OTHER))
+ continue;
+
+ if (num_expandable_cols == 0)
+ {
+ if (i == last_col)
+ col_geometry.w = geometry.w - (col_geometry.x - geometry.x);
+ else
+ col_geometry.w = combobox->cols[i]->width;
+ }
+ else
+ {
+ if (combobox->cols[i]->fill_policy & ETK_COMBOBOX_EXPAND)
+ {
+ col_geometry.w = (combobox->cols[i]->width /
(float)expandable_width) *
+ (geometry.w - (total_width - expandable_width));
+ }
+ else
+ col_geometry.w = combobox->cols[i]->width;
+ }
+
+ if (cells[i])
+ {
+ child_geometry = col_geometry;
+ etk_container_child_space_fill(cells[i], &child_geometry,
+ combobox->cols[i]->fill_policy & ETK_COMBOBOX_FILL, ETK_TRUE,
combobox->cols[i]->align, 0.5);
+ etk_widget_size_allocate(cells[i], child_geometry);
+ }
+ col_geometry.x += col_geometry.w;
+ }
+}
+
/** @} */
/**************************
@@ -1227,18 +1199,19 @@
* and no columns can be added anymore to the combobox once it is built. @n
* Items can be added to the combobox with etk_combobox_item_prepend() and
etk_combobox_item_append().
* The parameters of those functions depend on the type of widget of the
column. @n @n
- * Here is a simple example, where we create a combobox with two columns (one
for the icon, one for the label), and
- * then, we add two items to it:
+ * Here is a simple example, where we create a combobox with three columns
(one for the icon, one for the label and
+ * one with a checkbox), and then, we add two items to it:
* @code
* Etk_Combobox *combobox;
*
* combobox = ETK_COMBOBOX(etk_combobox_new());
- * etk_combobox_column_add(combobox, ETK_COMBOBOX_IMAGE, 24, ETK_FALSE,
ETK_FALSE, ETK_FALSE, 0.0, 0.5);
- * etk_combobox_column_add(combobox, ETK_COMBOBOX_LABEL, 75, ETK_TRUE,
ETK_FALSE, ETK_FALSE, 0.0, 0.5);
+ * etk_combobox_column_add(combobox, ETK_COMBOBOX_IMAGE, 24,
ETK_COMBOBOX_NONE, 0.0);
+ * etk_combobox_column_add(combobox, ETK_COMBOBOX_LABEL, 75,
ETK_COMBOBOX_EXPAND, 0.0);
+ * etk_combobox_column_add(combobox, ETK_COMBOBOX_OTHER, 32,
ETK_COMBOBOX_OTHER, 1.0);
* etk_combobox_build(combobox);
*
- * etk_combobox_item_append(combobox, image1, "item 1");
- * etk_combobox_item_append(combobox, image2, "item 2");
+ * etk_combobox_item_append(combobox, image1, "item 1", checkbox1);
+ * etk_combobox_item_append(combobox, image2, "item 2", checkbox1);
* @endcode @n
*
* \par Object Hierarchy:
===================================================================
RCS file: /cvs/e/e17/libs/etk/src/lib/etk_combobox.h,v
retrieving revision 1.15
retrieving revision 1.16
diff -u -3 -r1.15 -r1.16
--- etk_combobox.h 8 Mar 2007 18:16:01 -0000 1.15
+++ etk_combobox.h 9 Mar 2007 00:49:27 -0000 1.16
@@ -10,6 +10,7 @@
* - Combobox item separator!
* - selected/unselected signal for items
* - Should items could have children (i.e sub-windows) ?
+ * - make sure the items' children are not reparented
*/
/**
-------------------------------------------------------------------------
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