diff options
Diffstat (limited to 'tdegtk/tdegtk-engine.c')
| -rw-r--r-- | tdegtk/tdegtk-engine.c | 525 |
1 files changed, 525 insertions, 0 deletions
diff --git a/tdegtk/tdegtk-engine.c b/tdegtk/tdegtk-engine.c new file mode 100644 index 0000000..dfca517 --- /dev/null +++ b/tdegtk/tdegtk-engine.c @@ -0,0 +1,525 @@ +/* The TdeGtk Theming Engine for Gtk+. + * Copyright (C) 2011 Canonical Ltd + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free + * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301, USA. + * + * Authored by Andrea Cimitan <andrea.cimitan@canonical.com> + * + */ + +#include <cairo.h> +#include <cairo-gobject.h> +#include <gtk/gtk.h> + +#include "tdegtk.h" +#include "tdegtk-cairo-support.h" +#include "tdegtk-draw.h" +#include "tdegtk-engine.h" +#include "tdegtk-support.h" +#include "tdegtk-types.h" + +#define TDEGTK_NAMESPACE "tdegtk" + +#define TDEGTK_CAIRO_INIT \ + cairo_set_line_width (cr, 1.0); \ + cairo_set_line_cap (cr, CAIRO_LINE_CAP_SQUARE); \ + cairo_set_line_join (cr, CAIRO_LINE_JOIN_MITER); + +G_DEFINE_DYNAMIC_TYPE (TdeGtkEngine, tdegtk_engine, GTK_TYPE_THEMING_ENGINE) + +static void +tdegtk_engine_render_activity (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + const GtkWidgetPath *path; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + path = gtk_theming_engine_get_path (engine); + + if (gtk_widget_path_is_type (path, GTK_TYPE_SCALE)) + tdegtk_trim_scale_allocation (engine, &x, &y, &width, &height); + + if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SPINNER)) + GTK_THEMING_ENGINE_CLASS (tdegtk_engine_parent_class)->render_activity (engine, cr, x, y, width, height); + else + style_functions->draw_activity (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_arrow (GtkThemingEngine *engine, + cairo_t *cr, + gdouble angle, + gdouble x, + gdouble y, + gdouble size) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + style_functions->draw_arrow (engine, cr, angle, x, y, size); +} + +static void +tdegtk_engine_render_background (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + const GtkWidgetPath *path; + GtkRegionFlags flags; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + path = gtk_theming_engine_get_path (engine); + + if (gtk_widget_path_is_type (path, GTK_TYPE_SCALE) && + gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_TROUGH)) + tdegtk_trim_scale_allocation (engine, &x, &y, &width, &height); + + if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_BUTTON) && + gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SPINBUTTON)) + style_functions->draw_spinbutton_background (engine, cr, x, y, width, height); + else if (!gtk_widget_path_is_type (path, GTK_TYPE_ICON_VIEW) && + gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_VIEW) && + gtk_theming_engine_has_region (engine, GTK_STYLE_REGION_COLUMN, &flags)) + style_functions->draw_cell_background (engine, cr, x, y, width, height, flags); + else + style_functions->draw_common_background (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_check (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + if (!gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM)) + { + if (tdegtk_cairo_draw_from_texture (engine, cr, x, y, width, height)) + return; + } + + style_functions->draw_check (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_expander (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + style_functions->draw_expander (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_extension (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height, + GtkPositionType gap_side) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + style_functions->draw_extension (engine, cr, x, y, width, height, gap_side); +} + +static void +tdegtk_engine_render_focus (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + style_functions->draw_focus (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_frame (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + const GtkWidgetPath *path; + GtkRegionFlags flags; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + path = gtk_theming_engine_get_path (engine); + + if (gtk_widget_path_is_type (path, GTK_TYPE_SCALE) && + gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_TROUGH)) + tdegtk_trim_scale_allocation (engine, &x, &y, &width, &height); + + if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SEPARATOR)) + style_functions->draw_separator (engine, cr, x, y, width, height); + else if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_BUTTON) && + gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SPINBUTTON)) + style_functions->draw_spinbutton_frame (engine, cr, x, y, width, height); + else if (!gtk_widget_path_is_type (path, GTK_TYPE_ICON_VIEW) && + gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_VIEW) && + gtk_theming_engine_has_region (engine, GTK_STYLE_REGION_COLUMN, &flags)) + style_functions->draw_cell_frame (engine, cr, x, y, width, height, flags); + else + style_functions->draw_common_frame (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_frame_gap (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height, + GtkPositionType gap_side, + gdouble xy0_gap, + gdouble xy1_gap) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_NOTEBOOK)) + style_functions->draw_notebook (engine, cr, x, y, width, height, gap_side, xy0_gap, xy1_gap); + else + style_functions->draw_frame_gap (engine, cr, x, y, width, height, gap_side, xy0_gap, xy1_gap); +} + +static void +tdegtk_engine_render_handle (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_GRIP)) + style_functions->draw_grip (engine, cr, x, y, width, height); + else + style_functions->draw_handle (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_line (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x0, + gdouble y0, + gdouble x1, + gdouble y1) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + style_functions->draw_line (engine, cr, x0, y0, x1, y1); +} + +static void +tdegtk_engine_render_option (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + if (!gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_MENUITEM)) + { + if (tdegtk_cairo_draw_from_texture (engine, cr, x, y, width, height)) + return; + } + + style_functions->draw_radio (engine, cr, x, y, width, height); +} + +static void +tdegtk_engine_render_slider (GtkThemingEngine *engine, + cairo_t *cr, + gdouble x, + gdouble y, + gdouble width, + gdouble height, + GtkOrientation orientation) +{ + TdeGtkStyleFunctions *style_functions; + + TDEGTK_CAIRO_INIT + + tdegtk_lookup_functions (TDEGTK_ENGINE (engine), &style_functions); + + if (gtk_theming_engine_has_class (engine, GTK_STYLE_CLASS_SCALE)) + { + if (tdegtk_cairo_draw_from_texture (engine, cr, x, y, width, height)) + return; + } + + style_functions->draw_slider (engine, cr, x, y, width, height, orientation); +} + +void +tdegtk_engine_register_types (GTypeModule *module) +{ + tdegtk_engine_register_type (module); +} + +static void +tdegtk_engine_init (TdeGtkEngine *engine) +{ + tdegtk_register_style_default (&engine->style_functions[TDEGTK_STYLE_DEFAULT]); +} + +static void +tdegtk_engine_class_init (TdeGtkEngineClass *klass) +{ + GtkThemingEngineClass *engine_class = GTK_THEMING_ENGINE_CLASS (klass); + + engine_class->render_activity = tdegtk_engine_render_activity; + engine_class->render_arrow = tdegtk_engine_render_arrow; + engine_class->render_background = tdegtk_engine_render_background; + engine_class->render_check = tdegtk_engine_render_check; + engine_class->render_expander = tdegtk_engine_render_expander; + engine_class->render_extension = tdegtk_engine_render_extension; + engine_class->render_focus = tdegtk_engine_render_focus; + engine_class->render_frame = tdegtk_engine_render_frame; + engine_class->render_frame_gap = tdegtk_engine_render_frame_gap; + engine_class->render_handle = tdegtk_engine_render_handle; + engine_class->render_line = tdegtk_engine_render_line; + engine_class->render_option = tdegtk_engine_render_option; + engine_class->render_slider = tdegtk_engine_render_slider; + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("background-texture", + "Background texture", + "Background texture", + CAIRO_GOBJECT_TYPE_PATTERN, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("border-gradient", + "Border gradient", + "Border gradient", + CAIRO_GOBJECT_TYPE_PATTERN, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("bullet-color", + "Bullet color", + "Bullet color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("bullet-outline-color", + "Bullet outline color", + "Bullet outline color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("centroid-texture", + "Centroid texture", + "Centroid texture", + CAIRO_GOBJECT_TYPE_PATTERN, 0)); + + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("focus-border-color", + "Focus border color", + "Focus border color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_int ("focus-border-radius", + "Focus border radius", + "Focus border radius", + 0, G_MAXINT, 0, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("focus-fill-color", + "Focus fill color", + "Focus fill color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("focus-outer-stroke-color", + "Focus outer stroke color", + "Focus outer stroke color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_int ("glow-radius", + "Glow radius", + "Glow radius", + 0, G_MAXINT, 0, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("glow-color", + "Glow color", + "Glow color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-color", + "Inner stroke color", + "Inner stroke color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-top-color", + "Inner stroke top color", + "Inner stroke top color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-right-color", + "Inner stroke right color", + "Inner stroke right color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-bottom-color", + "Inner stroke bottom color", + "Inner stroke bottom color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-left-color", + "Inner stroke left color", + "Inner stroke left color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-gradient", + "Inner stroke gradient", + "Inner stroke gradient", + CAIRO_GOBJECT_TYPE_PATTERN, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("inner-stroke-width", + "Inner stroke width", + "Inner stroke width", + GTK_TYPE_BORDER, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-color", + "Outer stroke color", + "Outer stroke color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-top-color", + "Outer stroke top color", + "Outer stroke top color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-right-color", + "Outer stroke right color", + "Outer stroke right color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-bottom-color", + "Outer stroke bottom color", + "Outer stroke bottom color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-left-color", + "Outer stroke left color", + "Outer stroke left color", + GDK_TYPE_RGBA, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-gradient", + "Outer stroke gradient", + "Outer stroke gradient", + CAIRO_GOBJECT_TYPE_PATTERN, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("outer-stroke-width", + "Outer stroke width", + "Outer stroke width", + GTK_TYPE_BORDER, 0)); + + gtk_theming_engine_register_property (TDEGTK_NAMESPACE, NULL, + g_param_spec_boxed ("text-shadow-color", + "Text shadow color", + "Text shadow color", + GDK_TYPE_RGBA, 0)); +} + +static void +tdegtk_engine_class_finalize (TdeGtkEngineClass *klass) +{ +} |