[project @ 2006-01-02 22:02:13 by rjw]

New theme configuration tool.

svn path=/import/netsurf/; revision=1956

1 files changed, 399 insertions, 0 deletions

diff --git a/riscos/configure/con_theme.c b/riscos/configure/con_theme.c
new file mode 100644
index 000000000..bf9fc4037
--- /dev/null
+++ b/riscos/configure/con_theme.c
@@ -0,0 +1,399 @@
+/*
+ * This file is part of NetSurf, http://netsurf.sourceforge.net/
+ * Licensed under the GNU General Public License,
+ *		  http://www.opensource.org/licenses/gpl-license
+ * Copyright 2006 Richard Wilson <info@tinct.net>
+ */
+
+#include <assert.h>
+#include <stdlib.h>
+#include <string.h>
+#include "oslib/osspriteop.h"
+#include "oslib/wimp.h"
+#include "oslib/wimpspriteop.h"
+#include "netsurf/utils/config.h"
+#include "netsurf/riscos/configure/configure.h"
+#include "netsurf/riscos/configure.h"
+#include "netsurf/riscos/dialog.h"
+#include "netsurf/riscos/menus.h"
+#include "netsurf/riscos/options.h"
+#include "netsurf/riscos/theme.h"
+#include "netsurf/riscos/url_complete.h"
+#include "netsurf/riscos/wimp.h"
+#include "netsurf/riscos/wimp_event.h"
+#include "netsurf/utils/log.h"
+#include "netsurf/utils/messages.h"
+#include "netsurf/utils/utils.h"
+
+
+#define THEME_PANE_AREA 0
+#define THEME_DEFAULT_BUTTON 2
+#define THEME_CANCEL_BUTTON 3
+#define THEME_OK_BUTTON 4
+
+struct toolbar_display {
+	struct toolbar *toolbar;
+	struct theme_descriptor *descriptor;
+	int icon_number;
+	struct toolbar_display *next;
+};
+
+static wimp_window theme_pane_definition = {
+	{0, 0, 16, 16},
+	0,
+	0,
+	wimp_TOP,
+	wimp_WINDOW_NEW_FORMAT | wimp_WINDOW_VSCROLL | wimp_WINDOW_AUTO_REDRAW,
+	wimp_COLOUR_BLACK,
+	wimp_COLOUR_LIGHT_GREY,
+	wimp_COLOUR_LIGHT_GREY,
+	wimp_COLOUR_VERY_LIGHT_GREY,
+	wimp_COLOUR_DARK_GREY,
+	wimp_COLOUR_MID_LIGHT_GREY,
+	wimp_COLOUR_CREAM,
+	0,
+	{0, -16384, 16384, 0},
+	wimp_ICON_TEXT | wimp_ICON_HCENTRED | wimp_ICON_VCENTRED,
+	wimp_BUTTON_CLICK << wimp_ICON_BUTTON_TYPE_SHIFT,
+	wimpspriteop_AREA,
+	1,
+	1,
+	{""},
+	0,
+	{}
+};
+
+
+static wimp_w theme_pane;
+static struct theme_descriptor *theme_list = NULL;
+static struct toolbar_display *toolbars = NULL;
+static char theme_radio_validation[] = "Sradiooff,radioon\0";
+static char theme_null_validation[] = "\0";
+static char theme_line_validation[] = "R2\0";
+
+static bool ro_gui_options_theme_ok(wimp_w w);
+static bool ro_gui_options_theme_click(wimp_pointer *pointer);
+static void ro_gui_options_theme_load(void);
+static void ro_gui_options_theme_free(void);
+
+bool ro_gui_options_theme_initialise(wimp_w w) {
+	wimp_window_state state;
+	wimp_icon_state icon_state;
+	os_error *error;
+	struct theme_descriptor *theme_choice;
+	struct toolbar_display *toolbar;
+
+	/* only allow one instance for now*/
+	if (theme_pane)
+		return false;
+	error = xwimp_create_window(&theme_pane_definition, &theme_pane);
+	if (error) {
+		LOG(("xwimp_create_window: 0x%x: %s",
+				error->errnum, error->errmess));
+		return false;
+	}
+	state.w = w;
+	error = xwimp_get_window_state(&state);
+	if (error) {
+		LOG(("xwimp_get_window_state: 0x%x: %s",
+				error->errnum, error->errmess));
+		return false;
+	}
+	icon_state.w = w;
+	icon_state.i = THEME_PANE_AREA;
+	error = xwimp_get_icon_state(&icon_state);
+	if (error) {
+		LOG(("xwimp_get_icon_state: 0x%x: %s",
+				error->errnum, error->errmess));
+		return false;
+	}
+	state.w = theme_pane;
+	state.visible.x1 = state.visible.x0 + icon_state.icon.extent.x1 - 16 -
+			ro_get_vscroll_width(theme_pane);
+	state.visible.x0 += icon_state.icon.extent.x0 + 16;
+	state.visible.y0 = state.visible.y1 + icon_state.icon.extent.y0 + 16;
+	state.visible.y1 += icon_state.icon.extent.y1 - 28;
+	LOG(("Y0 = %i, y1 = %i", icon_state.icon.extent.y0, icon_state.icon.extent.y1));
+	error = xwimp_open_window_nested((wimp_open *)&state, w,
+			wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
+					<< wimp_CHILD_XORIGIN_SHIFT |
+			wimp_CHILD_LINKS_PARENT_VISIBLE_TOP_OR_RIGHT
+					<< wimp_CHILD_YORIGIN_SHIFT |
+			wimp_CHILD_LINKS_PARENT_VISIBLE_BOTTOM_OR_LEFT
+					<< wimp_CHILD_LS_EDGE_SHIFT |
+			wimp_CHILD_LINKS_PARENT_VISIBLE_TOP_OR_RIGHT
+					<< wimp_CHILD_BS_EDGE_SHIFT |
+			wimp_CHILD_LINKS_PARENT_VISIBLE_TOP_OR_RIGHT
+					<< wimp_CHILD_RS_EDGE_SHIFT |
+			wimp_CHILD_LINKS_PARENT_VISIBLE_TOP_OR_RIGHT
+					<< wimp_CHILD_TS_EDGE_SHIFT);
+	if (error) {
+		LOG(("xwimp_open_window_nested: 0x%x: %s",
+				error->errnum, error->errmess));
+		return false;
+	}
+
+  	/* load themes */
+	ro_gui_options_theme_load();
+
+	/* set the current selection */
+	theme_choice = ro_gui_theme_find(option_theme);
+	if (!theme_choice)
+		theme_choice = ro_gui_theme_find("Aletheia");
+	for (toolbar = toolbars; toolbar; toolbar = toolbar->next)
+		ro_gui_set_icon_selected_state(theme_pane, toolbar->icon_number,
+				(toolbar->descriptor == theme_choice));
+	ro_gui_wimp_event_memorise(theme_pane);
+	ro_gui_wimp_event_set_help_prefix(w, "HelpThemePConfig");
+
+	ro_gui_wimp_event_register_mouse_click(w, ro_gui_options_theme_click);
+	ro_gui_wimp_event_register_cancel(w, THEME_CANCEL_BUTTON);
+	ro_gui_wimp_event_register_ok(w, THEME_OK_BUTTON,
+			ro_gui_options_theme_ok);
+	ro_gui_wimp_event_set_help_prefix(w, "HelpThemeConfig");
+	ro_gui_wimp_event_memorise(w);
+	
+	return true;
+}
+
+void ro_gui_options_theme_finalise(wimp_w w) {
+	os_error *error;
+
+	ro_gui_options_theme_free();
+	if (theme_pane) {
+		ro_gui_wimp_event_finalise(theme_pane);
+		error = xwimp_delete_window(theme_pane);
+		if (error) {
+			LOG(("xwimp_delete_window: 0x%x: %s",
+					error->errnum, error->errmess));
+			warn_user("WimpError", error->errmess);
+		}
+		theme_pane = 0;
+	}
+	ro_gui_wimp_event_finalise(w);
+}
+
+bool ro_gui_options_theme_ok(wimp_w w) {
+	struct toolbar_display *toolbar;
+	struct theme_descriptor *theme_new = NULL;
+
+	/* find the current selection */
+	for (toolbar = toolbars; toolbar; toolbar = toolbar->next) {
+		if (ro_gui_get_icon_selected_state(theme_pane, toolbar->icon_number)) {
+			theme_new = toolbar->descriptor;
+		  	break;
+		}
+	}
+	
+	/* set the options */
+	if (option_theme)
+		free(option_theme);
+	if (theme_new) {
+		option_theme = strdup(theme_new->leafname);
+		ro_gui_theme_apply(theme_new);
+	} else
+		option_theme = NULL;
+	ro_gui_save_options();
+		
+	/* store the pane status */
+	ro_gui_wimp_event_memorise(theme_pane);
+	return true;
+}
+
+bool ro_gui_options_theme_click(wimp_pointer *pointer) {
+	struct theme_descriptor *theme_default;
+	struct toolbar_display *toolbar;
+
+	switch (pointer->i) {
+		case THEME_DEFAULT_BUTTON:
+			theme_default = ro_gui_theme_find("Aletheia");
+			for (toolbar = toolbars; toolbar; toolbar = toolbar->next)
+				ro_gui_set_icon_selected_state(theme_pane,
+						toolbar->icon_number,
+						(toolbar->descriptor == theme_default));
+			break;
+		case THEME_CANCEL_BUTTON:
+			ro_gui_wimp_event_restore(theme_pane);
+			break;
+		case THEME_OK_BUTTON:
+			ro_gui_wimp_event_memorise(theme_pane);
+			break;
+	}
+	return false;
+}
+
+void ro_gui_options_theme_load(void) {
+	os_error *error;
+	os_box extent = { 0, 0, 0, 0 };
+	struct theme_descriptor *descriptor;
+	struct toolbar_display *link;
+	struct toolbar_display *toolbar_display;
+	struct toolbar *toolbar;
+	wimp_icon_create new_icon;
+	wimp_window_state state;
+	int parent_width, nested_y, min_extent, base_extent;
+	int item_height;
+	int *radio_icons, *radio_set;
+	int theme_count;
+
+	/* delete our old list and get/open a new one */
+	ro_gui_options_theme_free();
+	theme_list = ro_gui_theme_get_available();
+	ro_gui_theme_open(theme_list, true);
+
+	/* create toolbars for each theme */
+	theme_count = 0;
+	descriptor = theme_list;
+	while (descriptor) {
+		/* try to create a toolbar */
+		toolbar = ro_gui_theme_create_toolbar(descriptor,
+				THEME_BROWSER_TOOLBAR);
+		if (toolbar) {
+			toolbar_display = calloc(sizeof(struct toolbar_display), 1);
+			if (!toolbar_display) {
+				LOG(("No memory for calloc()"));
+				warn_user("NoMemory", 0);
+				return;
+			}
+			toolbar_display->toolbar = toolbar;
+			toolbar_display->descriptor = descriptor;
+			if (!toolbars) {
+				toolbars = toolbar_display;
+			} else {
+				link = toolbars;
+				while (link->next) link = link->next;
+				link->next = toolbar_display;
+			}
+			theme_count++;
+		}
+		descriptor = descriptor->next;
+	}
+
+	/* nest the toolbars */
+	state.w = theme_pane;
+	error = xwimp_get_window_state(&state);
+	if (error) {
+		LOG(("xwimp_get_window_state: 0x%x: %s",
+			error->errnum, error->errmess));
+		warn_user("WimpError", error->errmess);
+		return;
+	}
+
+	parent_width = state.visible.x1 - state.visible.x0;
+	min_extent = state.visible.y0 - state.visible.y1;
+	nested_y = 0;
+	base_extent = state.visible.y1 - state.yscroll;
+	extent.x1 = parent_width;
+	link = toolbars;
+	new_icon.w = theme_pane;
+	new_icon.icon.flags = wimp_ICON_TEXT | wimp_ICON_INDIRECTED |
+			wimp_ICON_VCENTRED |
+			(wimp_COLOUR_BLACK << wimp_ICON_FG_COLOUR_SHIFT) |
+			(wimp_COLOUR_VERY_LIGHT_GREY << wimp_ICON_BG_COLOUR_SHIFT);
+	while (link) {
+		/* update the toolbar */
+		item_height = 44 + 44 + 16;
+		if (link->next) item_height += 16;
+		ro_gui_theme_process_toolbar(link->toolbar, parent_width);
+		extent.y0 = nested_y - link->toolbar->height - item_height;
+		if (link->next) extent.y0 -= 16;
+		if (extent.y0 > min_extent) extent.y0 = min_extent;
+		xwimp_set_extent(theme_pane, &extent);
+		ro_gui_set_icon_button_type(link->toolbar->toolbar_handle,
+				ICON_TOOLBAR_URL, wimp_BUTTON_NEVER);
+
+		/* create the descriptor icons and separator line */
+		new_icon.icon.extent.x0 = 8;
+		new_icon.icon.extent.x1 = parent_width - 8;
+		new_icon.icon.flags &= ~wimp_ICON_BORDER;
+		new_icon.icon.flags |= wimp_ICON_SPRITE;
+		new_icon.icon.extent.y1 = nested_y - link->toolbar->height - 8;
+		new_icon.icon.extent.y0 = nested_y - link->toolbar->height - 52;
+		new_icon.icon.data.indirected_text_and_sprite.text =
+			(char *)&link->descriptor->name;
+		new_icon.icon.data.indirected_text_and_sprite.size =
+			strlen(link->descriptor->name) + 1;
+		new_icon.icon.data.indirected_text_and_sprite.validation =
+				theme_radio_validation;
+		new_icon.icon.flags |= (wimp_BUTTON_RADIO <<
+				wimp_ICON_BUTTON_TYPE_SHIFT);
+		xwimp_create_icon(&new_icon, &link->icon_number);
+		new_icon.icon.flags &= ~wimp_ICON_SPRITE;
+		new_icon.icon.extent.x0 = 52;
+		new_icon.icon.extent.y1 -= 44;
+		new_icon.icon.extent.y0 -= 44;
+		new_icon.icon.data.indirected_text.text =
+			(char *)&link->descriptor->author;
+		new_icon.icon.data.indirected_text.size =
+			strlen(link->descriptor->filename) + 1;
+		new_icon.icon.data.indirected_text.validation =
+				theme_null_validation;
+		new_icon.icon.flags &= ~(wimp_BUTTON_RADIO <<
+				wimp_ICON_BUTTON_TYPE_SHIFT);
+		xwimp_create_icon(&new_icon, 0);
+		if (link->next) {
+			new_icon.icon.flags |= wimp_ICON_BORDER;
+			new_icon.icon.extent.x0 = -8;
+			new_icon.icon.extent.x1 = parent_width + 8;
+			new_icon.icon.extent.y1 -= 52;
+			new_icon.icon.extent.y0 = new_icon.icon.extent.y1 - 8;
+			new_icon.icon.data.indirected_text.text =
+					theme_null_validation;
+			new_icon.icon.data.indirected_text.validation =
+					theme_line_validation;
+			new_icon.icon.data.indirected_text.size = 1;
+					strlen(link->descriptor->filename) + 1;
+			xwimp_create_icon(&new_icon, 0);
+		}
+
+		/* nest the toolbar window */
+		state.w = link->toolbar->toolbar_handle;
+		state.yscroll = 0;
+		state.visible.y1 = nested_y + base_extent;
+		state.visible.y0 = state.visible.y1 - link->toolbar->height + 2;
+		xwimp_open_window_nested((wimp_open *)&state, theme_pane,
+				wimp_CHILD_LINKS_PARENT_WORK_AREA
+						<< wimp_CHILD_BS_EDGE_SHIFT |
+				wimp_CHILD_LINKS_PARENT_WORK_AREA
+						<< wimp_CHILD_TS_EDGE_SHIFT);
+
+		/* continue processing */
+		nested_y -= link->toolbar->height + item_height;
+		link = link->next;
+	}
+
+	/* set the icons as radios */
+	radio_icons = (int *)calloc(theme_count + 1, sizeof(int));
+	radio_set = radio_icons;
+	for (link = toolbars; link; link = link->next)
+		*radio_set++ = link->icon_number;
+	*radio_set = -1;
+	ro_gui_wimp_event_register_radio(theme_pane, radio_icons);
+
+	/* update our display */	
+	xwimp_force_redraw(theme_pane, 0, -16384, 16384, 16384);
+}
+
+void ro_gui_options_theme_free(void) {
+	struct toolbar_display *toolbar;
+	struct toolbar_display *next_toolbar;
+
+	/* free all our toolbars */
+	next_toolbar = toolbars;
+	while ((toolbar = next_toolbar) != NULL) {
+		next_toolbar = toolbar->next;
+		xwimp_delete_icon(theme_pane, toolbar->icon_number);
+		xwimp_delete_icon(theme_pane, toolbar->icon_number + 1);
+		if (next_toolbar)
+			xwimp_delete_icon(theme_pane,
+					toolbar->icon_number + 2);
+		ro_gui_theme_destroy_toolbar(toolbar->toolbar);
+		free(toolbar);
+	}
+	toolbars = NULL;
+
+	/* close all our themes */
+	if (theme_list)
+		ro_gui_theme_close(theme_list, true);
+	theme_list = NULL;
+}