/* Focus.c- input and colormap focus stuff
 *
 *  WPrefs - Window Maker Preferences Program
 *
 *  Copyright (c) 1998-2003 Alfredo K. Kojima
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with this program; if not, write to the Free Software Foundation, Inc.,
 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#include "WPrefs.h"

typedef struct _Panel {
	WMBox *box;

	char *sectionName;

	char *description;

	CallbackRec callbacks;

	WMWidget *parent;

	WMFrame *kfocF;
	WMButton *kfocB[2];

	WMFrame *cfocF;
	WMButton *autB;
	WMButton *manB;

	WMFrame *raisF;
	WMButton *raisB[5];
	WMTextField *raisT;
	WMLabel *raisL;

	WMFrame *optF;
	WMButton *ignB;
	WMButton *newB;
	WMButton *craisB;

	char raiseDelaySelected;
} _Panel;

#define ICON_FILE	"windowfocus"

#define DELAY_ICON "timer%i"
#define DELAY_ICON_S "timer%is"

static void showData(_Panel * panel)
{
	char *str;
	int i;
	char buffer[32];

	str = GetStringForKey("FocusMode");
	if (!str)
		str = "manual";
	if (strcasecmp(str, "manual") == 0 || strcasecmp(str, "clicktofocus") == 0)
		WMSetButtonSelected(panel->kfocB[0], 1);
	else if (strcasecmp(str, "auto") == 0 || strcasecmp(str, "semiauto") == 0
		 || strcasecmp(str, "sloppy") == 0)
		WMSetButtonSelected(panel->kfocB[1], 1);
	else {
		wwarning(_("bad option value %s for option FocusMode. Using default Manual"), str);
		WMSetButtonSelected(panel->kfocB[0], 1);
	}

	 /**/ str = GetStringForKey("ColormapMode");
	if (!str)
		str = "auto";
	if (strcasecmp(str, "manual") == 0 || strcasecmp(str, "clicktofocus") == 0) {
		WMPerformButtonClick(panel->manB);
	} else if (strcasecmp(str, "auto") == 0 || strcasecmp(str, "focusfollowsmouse") == 0) {
		WMPerformButtonClick(panel->autB);
	} else {
		wwarning(_("bad option value %s for option ColormapMode. Using default Auto"), str);
		WMPerformButtonClick(panel->manB);
	}

	 /**/ i = GetIntegerForKey("RaiseDelay");
	sprintf(buffer, "%i", i);
	WMSetTextFieldText(panel->raisT, buffer);

	switch (i) {
	case 0:
		WMPerformButtonClick(panel->raisB[0]);
		break;
	case 10:
		WMPerformButtonClick(panel->raisB[1]);
		break;
	case 100:
		WMPerformButtonClick(panel->raisB[2]);
		break;
	case 350:
		WMPerformButtonClick(panel->raisB[3]);
		break;
	case 800:
		WMPerformButtonClick(panel->raisB[4]);
		break;
	}

	 /**/ WMSetButtonSelected(panel->ignB, GetBoolForKey("IgnoreFocusClick"));

	WMSetButtonSelected(panel->newB, GetBoolForKey("AutoFocus"));
	WMSetButtonSelected(panel->craisB, GetBoolForKey("CirculateRaise"));
}

static void storeData(_Panel * panel)
{
	char *str;
	int i;

	if (WMGetButtonSelected(panel->kfocB[1]))
		str = "sloppy";
	else
		str = "manual";

	SetStringForKey(str, "FocusMode");

	if (WMGetButtonSelected(panel->manB)) {
		SetStringForKey("manual", "ColormapMode");
	} else {
		SetStringForKey("auto", "ColormapMode");
	}

	str = WMGetTextFieldText(panel->raisT);
	if (sscanf(str, "%i", &i) != 1)
		i = 0;
	SetIntegerForKey(i, "RaiseDelay");
	free(str);

	SetBoolForKey(WMGetButtonSelected(panel->ignB), "IgnoreFocusClick");
	SetBoolForKey(WMGetButtonSelected(panel->newB), "AutoFocus");
	SetBoolForKey(WMGetButtonSelected(panel->craisB), "CirculateRaise");
}

static void pushDelayButton(WMWidget * w, void *data)
{
	_Panel *panel = (_Panel *) data;

	panel->raiseDelaySelected = 1;
	if (w == panel->raisB[0]) {
		WMSetTextFieldText(panel->raisT, _("OFF"));
	} else if (w == panel->raisB[1]) {
		WMSetTextFieldText(panel->raisT, "10");
	} else if (w == panel->raisB[2]) {
		WMSetTextFieldText(panel->raisT, "100");
	} else if (w == panel->raisB[3]) {
		WMSetTextFieldText(panel->raisT, "350");
	} else if (w == panel->raisB[4]) {
		WMSetTextFieldText(panel->raisT, "800");
	}
}

static void raiseTextChanged(void *observerData, WMNotification * notification)
{
	_Panel *panel = (_Panel *) observerData;
	int i;

	/* Parameter not used, but tell the compiler that it is ok */
	(void) notification;

	if (panel->raiseDelaySelected) {
		for (i = 0; i < 5; i++) {
			WMSetButtonSelected(panel->raisB[i], False);
		}
		panel->raiseDelaySelected = 0;
	}
}

static void createPanel(Panel * p)
{
	_Panel *panel = (_Panel *) p;
	WMScreen *scr = WMWidgetScreen(panel->parent);
	int i;
	char *buf1, *buf2;
	WMPixmap *icon;
	WMColor *color;
	WMFont *font;

	panel->box = WMCreateBox(panel->parent);
	WMSetViewExpandsToParent(WMWidgetView(panel->box), 2, 2, 2, 2);

    /***************** Input Focus Mode *****************/
	panel->kfocF = WMCreateFrame(panel->box);
	WMResizeWidget(panel->kfocF, 240, 125);
	WMMoveWidget(panel->kfocF, 15, 10);
	WMSetFrameTitle(panel->kfocF, _("Input Focus Mode"));

	{
		WMBox *box = WMCreateBox(panel->kfocF);
		WMSetViewExpandsToParent(WMWidgetView(box), 10, 15, 10, 10);
		WMSetBoxHorizontal(box, False);

		panel->kfocB[0] = WMCreateRadioButton(box);
		WMSetButtonText(panel->kfocB[0], _("Manual:  Click on the window to set "
						   "keyboard input focus."));
		WMAddBoxSubview(box, WMWidgetView(panel->kfocB[0]), True, True, 20, 0, 0);

		panel->kfocB[1] = WMCreateRadioButton(box);
		WMGroupButtons(panel->kfocB[0], panel->kfocB[1]);
		WMSetButtonText(panel->kfocB[1], _("Auto:  Set keyboard input focus to "
						   "the window under the mouse pointer."));
		WMAddBoxSubview(box, WMWidgetView(panel->kfocB[1]), True, True, 20, 0, 0);

		WMMapSubwidgets(box);
		WMMapWidget(box);
	}

    /***************** Colormap Installation Mode ****************/

	panel->cfocF = WMCreateFrame(panel->box);
	WMResizeWidget(panel->cfocF, 240, 77);
	WMMoveWidget(panel->cfocF, 15, 143);
	WMSetFrameTitle(panel->cfocF, _("Install colormap in the window..."));

	panel->manB = WMCreateRadioButton(panel->cfocF);
	WMResizeWidget(panel->manB, 225, 20);
	WMMoveWidget(panel->manB, 10, 20);
	WMSetButtonText(panel->manB, _("...that has the input focus."));

	panel->autB = WMCreateRadioButton(panel->cfocF);
	WMResizeWidget(panel->autB, 225, 20);
	WMMoveWidget(panel->autB, 10, 45);
	WMSetButtonText(panel->autB, _("...that's under the mouse pointer."));
	WMGroupButtons(panel->manB, panel->autB);

	WMMapSubwidgets(panel->cfocF);

    /***************** Automatic window raise delay *****************/
	panel->raisF = WMCreateFrame(panel->box);
	WMResizeWidget(panel->raisF, 245, 68);
	WMMoveWidget(panel->raisF, 265, 10);
	WMSetFrameTitle(panel->raisF, _("Automatic Window Raise Delay"));

	buf1 = wmalloc(strlen(DELAY_ICON) + 1);
	buf2 = wmalloc(strlen(DELAY_ICON_S) + 1);

	for (i = 0; i < 5; i++) {
		char *path;

		panel->raisB[i] = WMCreateCustomButton(panel->raisF, WBBStateChangeMask);
		WMResizeWidget(panel->raisB[i], 25, 25);
		WMMoveWidget(panel->raisB[i], 12 + (30 * i), 25);
		WMSetButtonBordered(panel->raisB[i], False);
		WMSetButtonImagePosition(panel->raisB[i], WIPImageOnly);
		WMSetButtonAction(panel->raisB[i], pushDelayButton, panel);
		if (i > 0)
			WMGroupButtons(panel->raisB[0], panel->raisB[i]);
		sprintf(buf1, DELAY_ICON, i);
		sprintf(buf2, DELAY_ICON_S, i);
		path = LocateImage(buf1);
		if (path) {
			icon = WMCreatePixmapFromFile(scr, path);
			if (icon) {
				WMSetButtonImage(panel->raisB[i], icon);
				WMReleasePixmap(icon);
			} else {
				wwarning(_("could not load icon file %s"), path);
			}
			wfree(path);
		}
		path = LocateImage(buf2);
		if (path) {
			icon = WMCreatePixmapFromFile(scr, path);
			if (icon) {
				WMSetButtonAltImage(panel->raisB[i], icon);
				WMReleasePixmap(icon);
			} else {
				wwarning(_("could not load icon file %s"), path);
			}
			wfree(path);
		}
	}
	wfree(buf1);
	wfree(buf2);

	panel->raisT = WMCreateTextField(panel->raisF);
	WMResizeWidget(panel->raisT, 36, 20);
	WMMoveWidget(panel->raisT, 165, 28);
	WMAddNotificationObserver(raiseTextChanged, panel, WMTextDidChangeNotification, panel->raisT);

	color = WMDarkGrayColor(scr);
	font = WMSystemFontOfSize(scr, 10);

	panel->raisL = WMCreateLabel(panel->raisF);
	WMResizeWidget(panel->raisL, 36, 16);
	WMMoveWidget(panel->raisL, 205, 32);
	WMSetLabelText(panel->raisL, _("msec"));
	WMSetLabelTextColor(panel->raisL, color);
	WMSetLabelFont(panel->raisL, font);

	WMReleaseColor(color);
	WMReleaseFont(font);

	WMMapSubwidgets(panel->raisF);

    /***************** Options ****************/
	panel->optF = WMCreateFrame(panel->box);
	WMResizeWidget(panel->optF, 245, 132);
	WMMoveWidget(panel->optF, 265, 88);

	panel->ignB = WMCreateSwitchButton(panel->optF);
	WMResizeWidget(panel->ignB, 225, 50);
	WMMoveWidget(panel->ignB, 10, 4);
	WMSetButtonText(panel->ignB, _("Do not let applications receive " "the click used to focus windows."));

	panel->newB = WMCreateSwitchButton(panel->optF);
	WMResizeWidget(panel->newB, 225, 35);
	WMMoveWidget(panel->newB, 10, 49);
	WMSetButtonText(panel->newB, _("Automatically focus new windows."));

	panel->craisB = WMCreateSwitchButton(panel->optF);
	WMResizeWidget(panel->craisB, 225, 36);
	WMMoveWidget(panel->craisB, 10, 85);
	WMSetButtonText(panel->craisB, _("Raise window when switching\nfocus with keyboard."));

	WMMapSubwidgets(panel->optF);

	WMRealizeWidget(panel->box);
	WMMapSubwidgets(panel->box);

	showData(panel);
}

Panel *InitFocus(WMWidget *parent)
{
	_Panel *panel;

	panel = wmalloc(sizeof(_Panel));

	panel->sectionName = _("Window Focus Preferences");
	panel->description = _("Keyboard focus switching policy and related options.");
	panel->parent = parent;

	panel->callbacks.createWidgets = createPanel;
	panel->callbacks.updateDomain = storeData;

	AddSection(panel, ICON_FILE);

	return panel;
}
