// Message box. Taken from the FOX library and slightly modified for translation purpose.
// Also added a SU button

#include "config.h"
#include "i18n.h"

#include <fx.h>
#include <fxkeys.h>
#include <FXPNGIcon.h>

#include "icons.h"
#include "xfedefs.h"
#include "xfeutils.h"
#include "MessageBox.h"



// Padding for message box buttons
#define HORZ_PAD           30
#define VERT_PAD           2

#define BOX_BUTTON_MASK    (BOX_OK|BOX_OK_CANCEL|BOX_YES_NO|BOX_YES_NO_CANCEL|BOX_QUIT_CANCEL|BOX_QUIT_SAVE_CANCEL|BOX_OK_SU|BOX_YES_NO_ALL_CANCEL)


// Map
FXDEFMAP(MessageBox) MessageBoxMap[] =
{
    FXMAPFUNC(SEL_COMMAND, MessageBox::ID_CANCEL, MessageBox::onCmdCancel),
    FXMAPFUNCS(SEL_COMMAND, MessageBox::ID_CLICKED_YES, MessageBox::ID_CLICKED_ALL, MessageBox::onCmdClicked),
    FXMAPFUNC(SEL_COMMAND, MessageBox::ID_CLICKED_SU, MessageBox::onCmdSu),
};



// Object implementation
FXIMPLEMENT(MessageBox, DialogBox, MessageBoxMap, ARRAYNUMBER(MessageBoxMap))


// Construct message box with given caption, icon, and message text
MessageBox::MessageBox(FXWindow* owner, const FXString& caption, const FXString& text, FXIcon* ic, FXuint opts, FXuint textopts, int x, int y) :
    DialogBox(owner, caption, opts|DECOR_TITLE|DECOR_BORDER|DECOR_STRETCHABLE|DECOR_MAXIMIZE|DECOR_CLOSE, x, y, 0, 0, 0, 0, 0, 0, 4, 4)
{
    initialize(text, ic, opts&BOX_BUTTON_MASK, textopts);
}


// Construct free floating message box with given caption, icon, and message text
MessageBox::MessageBox(FXApp* a, const FXString& caption, const FXString& text, FXIcon* ic, FXuint opts, FXuint textopts, int x, int y) :
    DialogBox(a, caption, opts|DECOR_TITLE|DECOR_BORDER|DECOR_STRETCHABLE|DECOR_MINIMIZE|DECOR_MAXIMIZE|DECOR_CLOSE, x, y, 0, 0, 0, 0, 0, 0, 4, 4)
{
    initialize(text, ic, opts&BOX_BUTTON_MASK, textopts);
}


// Build contents
void MessageBox::initialize(const FXString& text, FXIcon* ic, FXuint whichbuttons, FXuint textoptions)
{
    FXButton*          initial;
    FXVerticalFrame*   content = new FXVerticalFrame(this, LAYOUT_FILL_X|LAYOUT_FILL_Y);
    FXHorizontalFrame* info = new FXHorizontalFrame(content, LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_FILL_X|LAYOUT_FILL_Y, 0, 0, 0, 0, 10, 10, 10, 10);

    // Message text
    msg = new FXLabel(info, FXString::null, ic, textoptions);
    setText(text);

    FXHorizontalFrame* buttons = new FXHorizontalFrame(content, LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_FILL_X|PACK_UNIFORM_WIDTH, 0, 0, 0, 0, 10, 10, 10, 10);
    if (whichbuttons == BOX_OK)
    {
        initial = new FXButton(buttons, _("&OK"), NULL, this, ID_CLICKED_OK, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
    else if (whichbuttons == BOX_OK_SU)
    {
        initial = new FXButton(buttons, _("&OK"), NULL, this, ID_CLICKED_OK, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);

        // Su button only if allowed
        FXbool root_mode = getApp()->reg().readUnsignedEntry("OPTIONS", "root_mode", TRUE);
        if (root_mode)
        {
            FXString key = getApp()->reg().readStringEntry("KEYBINDINGS", "new_root_window", "Shift-F3");
            // Space before tab is used to set the correct button height
            FXButton* btn = new FXButton(buttons, " "+TAB+_("Launch Xfe as root")+PARS(key), minixferooticon, this, ID_CLICKED_SU, BUTTON_DEFAULT|ICON_AFTER_TEXT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
            FXHotKey  hotkey = _parseAccel(key);
            btn->addHotKey(hotkey);
        }
        initial->setFocus();
    }
    else if (whichbuttons == BOX_OK_CANCEL)
    {
        initial = new FXButton(buttons, _("&Cancel"), NULL, this, ID_CLICKED_CANCEL, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&OK"), NULL, this, ID_CLICKED_OK, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
    else if (whichbuttons == BOX_YES_NO)
    {
        initial = new FXButton(buttons, _("&No"), NULL, this, ID_CLICKED_NO, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&Yes"), NULL, this, ID_CLICKED_YES, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
    else if (whichbuttons == BOX_YES_NO_CANCEL)
    {
        initial = new FXButton(buttons, _("&Cancel"), NULL, this, ID_CLICKED_CANCEL, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&Yes"), NULL, this, ID_CLICKED_YES, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&No"), NULL, this, ID_CLICKED_NO, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
    else if (whichbuttons == BOX_QUIT_CANCEL)
    {
        initial = new FXButton(buttons, _("&Cancel"), NULL, this, ID_CLICKED_CANCEL, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&Quit"), NULL, this, ID_CLICKED_QUIT, BUTTON_DEFAULT|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
    else if (whichbuttons == BOX_QUIT_SAVE_CANCEL)
    {
        initial = new FXButton(buttons, _("&Cancel"), NULL, this, ID_CLICKED_CANCEL, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&Quit"), NULL, this, ID_CLICKED_QUIT, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&Save"), NULL, this, ID_CLICKED_SAVE, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
    else if (whichbuttons == BOX_YES_NO_ALL_CANCEL)
    {
        initial = new FXButton(buttons, _("&Cancel"), NULL, this, ID_CLICKED_CANCEL, BUTTON_INITIAL|BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&Yes"), NULL, this, ID_CLICKED_YES, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("&No"), NULL, this, ID_CLICKED_NO, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        new FXButton(buttons, _("Yes for &All"), NULL, this, ID_CLICKED_ALL, BUTTON_DEFAULT|FRAME_RAISED|FRAME_THICK|LAYOUT_TOP|LAYOUT_LEFT|LAYOUT_CENTER_X, 0, 0, 0, 0, HORZ_PAD, HORZ_PAD, VERT_PAD, VERT_PAD);
        initial->setFocus();
    }
}


// Close dialog
long MessageBox::onCmdClicked(FXObject*, FXSelector sel, void*)
{
    getApp()->stopModal(this, BOX_CLICKED_YES+(FXSELID(sel)-ID_CLICKED_YES));
    hide();
    return(1);
}


// Launch a root Xfe (su mode)
long MessageBox::onCmdSu(FXObject*, FXSelector sel, void*)
{
    getApp()->stopModal(this, BOX_CLICKED_YES+(FXSELID(sel)-ID_CLICKED_YES));
    hide();

    // Wait cursor
    getApp()->beginWaitCursor();

    // Obtain preferred root mode
    FXbool use_sudo = getApp()->reg().readUnsignedEntry("OPTIONS", "use_sudo", FALSE);

    // Use sudo or su to launch xfe as root
    FXString title, sucmd, command;
    if (use_sudo)
    {
        title = _("Enter the user password:");
        sucmd = SUDOCMD;
    }
    else
    {
        title = _("Enter the root password:");
        sucmd = SUCMD;
    }

    // Get text font
    FXString fontspec = getApp()->reg().readStringEntry("SETTINGS", "textfont", "Courier,100,normal,regular");
    if (fontspec.empty())
    {
		command = "st -t " + ::quote(title) + sucmd;
	}
	else
	{
		FXchar fontsize[32];
        FXFont* font = new FXFont(getApp(), fontspec);
        font->create();
		snprintf(fontsize, sizeof(fontsize), "%d",(int)(font->getSize()/10)); // Size is in deci-points, thus divide by 10
		command = "st -t " + ::quote(title) + " -f '" + (font->getFamily()).text() + ":pixelsize=" + fontsize + "'" + sucmd;
    }

    // Execute su or sudo command in an internal st terminal
    int status = runst(command);

    // If error
    if (status < 0)
    {
        MessageBox::error(getApp(), BOX_OK, _("Error"), _("An error has occurred!"));
        getApp()->endWaitCursor();
        return(0);
    }

    // Wait cursor
    getApp()->endWaitCursor();

    return(1);
}


// Close dialog with a cancel
long MessageBox::onCmdCancel(FXObject* sender, FXSelector, void* ptr)
{
    return(MessageBox::onCmdClicked(sender, FXSEL(SEL_COMMAND, ID_CLICKED_CANCEL), ptr));
}


// Show a modal error message
FXuint MessageBox::error(FXWindow* owner, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(owner, caption, FXStringVFormat(message, arguments), errorbigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal error message, in free floating window
FXuint MessageBox::error(FXApp* app, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(app, caption, FXStringVFormat(message, arguments), errorbigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal warning message
FXuint MessageBox::warning(FXWindow* owner, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(owner, caption, FXStringVFormat(message, arguments), warningbigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal warning message, in free floating window
FXuint MessageBox::warning(FXApp* app, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(app, caption, FXStringVFormat(message, arguments), warningbigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal question dialog
FXuint MessageBox::question(FXWindow* owner, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(owner, caption, FXStringVFormat(message, arguments), questionbigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal question dialog, in free floating window
FXuint MessageBox::question(FXApp* app, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(app, caption, FXStringVFormat(message, arguments), questionbigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal information dialog
FXuint MessageBox::information(FXWindow* owner, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(owner, caption, FXStringVFormat(message, arguments), infobigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Show a modal information dialog, in free floating window
FXuint MessageBox::information(FXApp* app, FXuint opts, const char* caption, const char* message, ...)
{
    va_list arguments;

    va_start(arguments, message);
    MessageBox box(app, caption, FXStringVFormat(message, arguments), infobigicon, opts|DECOR_TITLE|DECOR_BORDER);
    va_end(arguments);
    return(box.execute());
}


// Set message text
void MessageBox::setText(FXString text)
{
    // Set message text with a maximum of MAX_MESSAGE_LENGTH characters per line
    msg->setText(::multiLines(text, MAX_MESSAGE_LENGTH));
}