Lerking/gtk
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

cellview: Convert to gadgets

Browse Source
This commit is contained in:
Matthias Clasen
2015-12-16 19:07:26 -05:00
parent f3c95e1c63
commit 7778c237e6
1 changed files with 219 additions and 163 deletions
Download Patch File Download Diff File Expand all files Collapse all files

382
gtk/gtkcellview.c
View File

@@ -26,6 +26,8 @@
#include "gtkprivate.h"
#include "gtkorientableprivate.h"
#include "gtkrender.h"
#include "gtkcsscustomgadgetprivate.h"
#include "gtkwidgetprivate.h"
#include <gobject/gmarshal.h>
#include "gtkbuildable.h"
@@ -118,6 +120,26 @@ static void row_changed_cb (GtkTreeModel
GtkTreeIter *iter,
GtkCellView *view);
static void gtk_cell_view_measure (GtkCssGadget *gadget,
GtkOrientation orientation,
int for_size,
int *minimum,
int *natural,
int *minimum_baseline,
int *natural_baseline,
gpointer data);
static void gtk_cell_view_allocate (GtkCssGadget *gadget,
const GtkAllocation *allocation,
int baseline,
GtkAllocation *out_clip,
gpointer data);
static gboolean gtk_cell_view_render (GtkCssGadget *gadget,
cairo_t *cr,
int x,
int y,
int width,
int height,
gpointer data);
struct _GtkCellViewPrivate
{
@@ -127,6 +149,8 @@ struct _GtkCellViewPrivate
GtkCellArea *area;
GtkCellAreaContext *context;
GtkCssGadget *gadget;
GdkRGBA background;
gulong size_changed_id;
@@ -533,10 +557,21 @@ gtk_cell_view_set_property (GObject *object,
static void
gtk_cell_view_init (GtkCellView *cellview)
{
GtkCssNode *widget_node;
cellview->priv = gtk_cell_view_get_instance_private (cellview);
cellview->priv->orientation = GTK_ORIENTATION_HORIZONTAL;
gtk_widget_set_has_window (GTK_WIDGET (cellview), FALSE);
widget_node = gtk_widget_get_css_node (GTK_WIDGET (cellview));
cellview->priv->gadget = gtk_css_custom_gadget_new_for_node (widget_node,
GTK_WIDGET (cellview),
gtk_cell_view_measure,
gtk_cell_view_allocate,
gtk_cell_view_render,
NULL,
NULL);
}
static void
@@ -547,6 +582,8 @@ gtk_cell_view_finalize (GObject *object)
if (cellview->priv->displayed_row)
gtk_tree_row_reference_free (cellview->priv->displayed_row);
g_clear_object (&cellview->priv->gadget);
G_OBJECT_CLASS (gtk_cell_view_parent_class)->finalize (object);
}
@@ -575,47 +612,49 @@ gtk_cell_view_dispose (GObject *object)
G_OBJECT_CLASS (gtk_cell_view_parent_class)->dispose (object);
}
static void
get_padding_and_border (GtkWidget *widget,
GtkBorder *border)
{
GtkStyleContext *context;
GtkStateFlags state;
GtkBorder tmp;
context = gtk_widget_get_style_context (widget);
state = gtk_widget_get_state_flags (widget);
gtk_style_context_get_padding (context, state, border);
gtk_style_context_get_border (context, state, &tmp);
border->top += tmp.top;
border->right += tmp.right;
border->bottom += tmp.bottom;
border->left += tmp.left;
}
static void
gtk_cell_view_size_allocate (GtkWidget *widget,
GtkAllocation *allocation)
{
GtkCellView *cellview = GTK_CELL_VIEW (widget);
GtkCellViewPrivate *priv = cellview->priv;
gint alloc_width, alloc_height, width, height;
GtkBorder border;
GtkAllocation clip;
get_padding_and_border (widget, &border);
gtk_widget_set_allocation (widget, allocation);
width = allocation->width - border.left - border.right;
height = allocation->height - border.top - border.bottom;
gtk_css_gadget_allocate (GTK_CELL_VIEW (widget)->priv->gadget,
allocation,
gtk_widget_get_allocated_baseline (widget),
&clip);
gtk_widget_set_clip (widget, &clip);
}
static void
gtk_cell_view_allocate (GtkCssGadget *gadget,
const GtkAllocation *allocation,
int baseline,
GtkAllocation *out_clip,
gpointer data)
{
GtkWidget *widget;
GtkCellView *cellview;
GtkCellViewPrivate *priv;
gint alloc_width, alloc_height, width, height;
widget = gtk_css_gadget_get_owner (gadget);
cellview = GTK_CELL_VIEW (widget);
priv = cellview->priv;
width = allocation->width;
height = allocation->height;
gtk_cell_area_context_get_allocation (priv->context, &alloc_width, &alloc_height);
/* The first cell view in context is responsible for allocating the context at allocate time
* (or the cellview has its own context and is not grouped with any other cell views)
/* The first cell view in context is responsible for allocating the context at
* allocate time (or the cellview has its own context and is not grouped with
* any other cell views)
*
* If the cellview is in "fit model" mode, we assume it's not in context and needs to
* allocate every time.
* If the cellview is in "fit model" mode, we assume it's not in context and
* needs to allocate every time.
*/
if (priv->fit_model)
gtk_cell_area_context_allocate (priv->context, width, height);
@@ -623,6 +662,8 @@ gtk_cell_view_size_allocate (GtkWidget *widget,
gtk_cell_area_context_allocate (priv->context, width, -1);
else if (alloc_height != allocation->height && priv->orientation == GTK_ORIENTATION_VERTICAL)
gtk_cell_area_context_allocate (priv->context, -1, height);
*out_clip = *allocation;
}
static void
@@ -686,167 +727,182 @@ gtk_cell_view_get_request_mode (GtkWidget *widget)
}
static void
gtk_cell_view_get_preferred_width (GtkWidget *widget,
gint *minimum_size,
gint *natural_size)
gtk_cell_view_get_preferred_width (GtkWidget *widget,
gint *minimum,
gint *natural)
{
GtkCellView *cellview = GTK_CELL_VIEW (widget);
GtkCellViewPrivate *priv = cellview->priv;
GtkBorder border;
get_padding_and_border (widget, &border);
g_signal_handler_block (priv->context, priv->size_changed_id);
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, -1, &min, &nat);
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
gtk_cell_area_get_preferred_width (priv->area, priv->context, widget, NULL, NULL);
}
gtk_cell_area_context_get_preferred_width (priv->context, minimum_size, natural_size);
g_signal_handler_unblock (priv->context, priv->size_changed_id);
*minimum_size += border.left + border.right;
*natural_size += border.left + border.right;
gtk_css_gadget_get_preferred_size (GTK_CELL_VIEW (widget)->priv->gadget,
GTK_ORIENTATION_HORIZONTAL,
-1,
minimum, natural,
NULL, NULL);
}
static void
gtk_cell_view_get_preferred_height (GtkWidget *widget,
gint *minimum_size,
gint *natural_size)
{
GtkCellView *cellview = GTK_CELL_VIEW (widget);
GtkCellViewPrivate *priv = cellview->priv;
GtkBorder border;
get_padding_and_border (widget, &border);
g_signal_handler_block (priv->context, priv->size_changed_id);
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, -1, &min, &nat);
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
gtk_cell_area_get_preferred_height (priv->area, priv->context, widget, NULL, NULL);
}
gtk_cell_area_context_get_preferred_height (priv->context, minimum_size, natural_size);
g_signal_handler_unblock (priv->context, priv->size_changed_id);
*minimum_size += border.top + border.bottom;
*natural_size += border.top + border.bottom;
}
static void
static void
gtk_cell_view_get_preferred_width_for_height (GtkWidget *widget,
gint for_size,
gint *minimum_size,
gint *natural_size)
gint height,
gint *minimum,
gint *natural)
{
GtkCellView *cellview = GTK_CELL_VIEW (widget);
GtkCellViewPrivate *priv = cellview->priv;
GtkBorder border;
get_padding_and_border (widget, &border);
for_size -= border.top + border.bottom;
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, for_size, &min, &nat);
*minimum_size = min;
*natural_size = nat;
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context, widget,
for_size, minimum_size, natural_size);
}
*minimum_size += border.left + border.right;
*natural_size += border.left + border.right;
gtk_css_gadget_get_preferred_size (GTK_CELL_VIEW (widget)->priv->gadget,
GTK_ORIENTATION_HORIZONTAL,
height,
minimum, natural,
NULL, NULL);
}
static void
gtk_cell_view_get_preferred_height_for_width (GtkWidget *widget,
gint for_size,
gint *minimum_size,
gint *natural_size)
static void
gtk_cell_view_get_preferred_height (GtkWidget *widget,
gint *minimum,
gint *natural)
{
GtkCellView *cellview = GTK_CELL_VIEW (widget);
GtkCellViewPrivate *priv = cellview->priv;
GtkBorder border;
gtk_css_gadget_get_preferred_size (GTK_CELL_VIEW (widget)->priv->gadget,
GTK_ORIENTATION_VERTICAL,
-1,
minimum, natural,
NULL, NULL);
}
get_padding_and_border (widget, &border);
for_size -= border.left + border.right;
static void
gtk_cell_view_get_preferred_height_for_width (GtkWidget *widget,
gint width,
gint *minimum,
gint *natural)
{
gtk_css_gadget_get_preferred_size (GTK_CELL_VIEW (widget)->priv->gadget,
GTK_ORIENTATION_VERTICAL,
width,
minimum, natural,
NULL, NULL);
}
if (priv->fit_model)
static void
gtk_cell_view_measure (GtkCssGadget *gadget,
GtkOrientation orientation,
int for_size,
int *minimum,
int *natural,
int *minimum_baseline,
int *natural_baseline,
gpointer data)
{
GtkWidget *widget;
GtkCellView *cellview;
GtkCellViewPrivate *priv;
widget = gtk_css_gadget_get_owner (gadget);
cellview = GTK_CELL_VIEW (widget);
priv = cellview->priv;
g_signal_handler_block (priv->context, priv->size_changed_id);
if (orientation == GTK_ORIENTATION_HORIZONTAL && for_size == -1)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, for_size, &min, &nat);
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, -1, &min, &nat);
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
*minimum_size = min;
*natural_size = nat;
gtk_cell_area_get_preferred_width (priv->area, priv->context, widget, NULL, NULL);
}
gtk_cell_area_context_get_preferred_width (priv->context, minimum, natural);
}
else if (orientation == GTK_ORIENTATION_VERTICAL && for_size == -1)
{
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, -1, &min, &nat);
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
gtk_cell_area_get_preferred_height (priv->area, priv->context, widget, NULL, NULL);
}
gtk_cell_area_context_get_preferred_height (priv->context, minimum, natural);
}
else if (orientation == GTK_ORIENTATION_HORIZONTAL && for_size >= 0)
{
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, for_size, &min, &nat);
*minimum = min;
*natural = nat;
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context, widget,
for_size, minimum, natural);
}
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
{
if (priv->fit_model)
{
gint min = 0, nat = 0;
gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, for_size, &min, &nat);
gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, widget,
for_size, minimum_size, natural_size);
*minimum = min;
*natural = nat;
}
else
{
if (cellview->priv->displayed_row)
gtk_cell_view_set_cell_data (cellview);
gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, widget,
for_size, minimum, natural);
}
}
*minimum_size += border.top + border.bottom;
*natural_size += border.top + border.bottom;
g_signal_handler_unblock (priv->context, priv->size_changed_id);
}
static gboolean
gtk_cell_view_draw (GtkWidget *widget,
cairo_t *cr)
{
gtk_css_gadget_draw (GTK_CELL_VIEW (widget)->priv->gadget, cr);
return FALSE;
}
static gboolean
gtk_cell_view_render (GtkCssGadget *gadget,
cairo_t *cr,
int x,
int y,
int width,
int height,
gpointer data)
{
GtkWidget *widget;
GtkCellView *cellview;
GdkRectangle area;
GtkCellRendererState state;
GtkBorder border;
GtkStyleContext *context;
widget = gtk_css_gadget_get_owner (gadget);
cellview = GTK_CELL_VIEW (widget);
context = gtk_widget_get_style_context (widget);
get_padding_and_border (widget, &border);
/* render cells */
area.x = border.left;
area.y = border.top;
area.width = gtk_widget_get_allocated_width (widget) - border.left - border.right;
area.height = gtk_widget_get_allocated_height (widget) - border.top - border.bottom;
gtk_render_background (context, cr,
0, 0,
gtk_widget_get_allocated_width (widget), gtk_widget_get_allocated_height (widget));
gtk_render_frame (context, cr,
0, 0,
gtk_widget_get_allocated_width (widget), gtk_widget_get_allocated_height (widget));
area.x = x;
area.y = y;
area.width = width;
area.height = height;
/* "blank" background */
if (cellview->priv->background_set)
@@ -866,9 +922,9 @@ gtk_cell_view_draw (GtkWidget *widget,
state = GTK_CELL_RENDERER_PRELIT;
else
state = 0;
/* Render the cells */
gtk_cell_area_render (cellview->priv->area, cellview->priv->context,
gtk_cell_area_render (cellview->priv->area, cellview->priv->context,
widget, cr, &area, &area, state, FALSE);
return FALSE;