bcmenubar.C

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#include "bcmenu.h"
#include "bcmenubar.h"
#include "bcmenupopup.h"
#include "bcpixmap.h"
#include "bcpopup.h"
#include "bcpopupmenu.h"
#include "bcresources.h"
#include "bcsignals.h"
#include "colors.h"
#include "fonts.h"
#include <string.h>
#include "vframe.h"


// ================================== Menu bar ==================================

BC_MenuBar::BC_MenuBar(int x, int y, int w)
 : BC_SubWindow(x, y, w, 0, -1)
{
// Height is really determined by the font in create_tool_objects.
        button_releases = 0;
        active = 0;
        menu_bar_bg = 0;
        for(int i = 0; i < 3; i++)
                menu_title_bg[i] = 0;
}


BC_MenuBar::~BC_MenuBar()
{
// Delete all titles.
        for(int i = 0; i < menu_titles.total; i++) delete menu_titles.values[i];
        menu_titles.remove_all();
        delete menu_bar_bg;
        for(int i = 0; i < 3; i++)
                delete menu_title_bg[i];
}

int BC_MenuBar::initialize()
{
SET_TRACE
        BC_Resources *resources = get_resources();
// Initialize dimensions
        h = calculate_height(this);
        bg_color = resources->menu_up;

        if(resources->menu_bar_bg) menu_bar_bg = new BC_Pixmap(this,
                resources->menu_bar_bg);

        if(resources->menu_title_bg)
        {
                for(int i = 0; i < 3; i++)
                        menu_title_bg[i] = new BC_Pixmap(this,
                                resources->menu_title_bg[i]);
        }

// Create the subwindow
        BC_SubWindow::initialize();

        if(resources->menu_bg) 
                set_background(resources->menu_bg);
        draw_face();
SET_TRACE
        return 0;
}

int BC_MenuBar::calculate_height(BC_WindowBase *window)
{
        if(get_resources()->menu_bar_bg)
                return get_resources()->menu_bar_bg->get_h();
        else
                return window->get_text_height(MEDIUMFONT) + 8;
}

void BC_MenuBar::draw_items()
{
        for(int i = 0; i < menu_titles.total; i++)
                menu_titles.values[i]->draw_items();
        flush();
}

int BC_MenuBar::add_menu(BC_Menu* menu)
{
        int x, w;

// Get dimensions
        if(menu_titles.total == 0)
                x = 2;
        else
                x = menu_titles.values[menu_titles.total - 1]->x + 
                        menu_titles.values[menu_titles.total - 1]->w;

        w = get_text_width(MEDIUMFONT, menu->text) + 20;
// get pointer
        menu_titles.append(menu);
// initialize and draw
        menu->initialize(top_level, this, x, 2, w, get_h() - 4); 
        return 0;
}

int BC_MenuBar::focus_out_event()
{
        deactivate();
        return 0;
}

int BC_MenuBar::button_press_event()
{
        int result = 0;

        for(int i = 0; i < menu_titles.total && !result; i++)
        {
                result = menu_titles.values[i]->dispatch_button_press();
        }

        return result;
}

int BC_MenuBar::button_release_event()
{
        int result = 0;

        button_down = 0;
        button_releases++;
        for(int i = 0; i < menu_titles.total; i++)
        {
                result += menu_titles.values[i]->dispatch_button_release();
        }

// Button was released outside any menu.
        if(!result)
        {
                deactivate();
        }
//printf("BC_MenuBar::button_release_event %d\n", result);

        return result;
}

int BC_MenuBar::resize_event(int w, int h)
{
        resize_window(w, get_h());
        draw_face();
        for(int i = 0; i < menu_titles.total; i++)
        {
                menu_titles.values[i]->draw_title();
        }
        return 0;
}

int BC_MenuBar::keypress_event()
{
        int result = 0;
        if(!top_level->active_subwindow || !top_level->active_subwindow->uses_text())
        {
                for(int i = 0; i < menu_titles.total && !result; i++)
                {
                        result = menu_titles.values[i]->dispatch_keypress();
                }
        }
        return result;
}

int BC_MenuBar::cursor_motion_event()
{
        int result = 0;
        for(int i = 0; i < menu_titles.total && !result; i++)
        {
                result = menu_titles.values[i]->dispatch_motion_event();
        }
        return result;
}

int BC_MenuBar::cursor_leave_event()
{
        for(int i = 0; i < menu_titles.total; i++)
        {
                menu_titles.values[i]->dispatch_cursor_leave();
        }
        return 0;
}

int BC_MenuBar::cursor_enter_event()
{
        if(active) return 1;
        return 0;
}

int BC_MenuBar::translation_event()
{
        if(active)
        {
                for(int i = 0; i < menu_titles.total; i++)
                {
                        menu_titles.values[i]->dispatch_translation_event();
                }
        }
        return 0;
}

int BC_MenuBar::activate()
{
        top_level->deactivate();
        top_level->active_menubar = this;
        active = 1;
        return 0;
}

int BC_MenuBar::deactivate()
{
        for(int i = 0; i < menu_titles.total; i++)
        {
                menu_titles.values[i]->deactivate_menu();
        }
        top_level->active_menubar = 0;
        active = 0;
        return 0;
}

int BC_MenuBar::unhighlight()
{
        for(int i = 0; i < menu_titles.total; i++)
        {
                menu_titles.values[i]->unhighlight();
        }
        return 0;
}

int BC_MenuBar::draw_face()
{
        if(menu_bar_bg)
        {
                draw_9segment(0, 0, get_w(), get_h(), menu_bar_bg);
        }
        else
        {
                int lx,ly,ux,uy;
                int h, w;
                h = get_h();
                w = get_w();
                h--; 
                w--;

                lx = 1;  ly = 1;
                ux = w - 1;  uy = h - 1;

                set_color(top_level->get_resources()->menu_light);
                draw_line(0, 0, 0, uy);
                draw_line(0, 0, ux, 0);

                set_color(top_level->get_resources()->menu_shadow);
                draw_line(ux, ly, ux, uy);
                draw_line(lx, uy, ux, uy);
                set_color(BLACK);
                draw_line(w, 0, w, h);
                draw_line(0, h, w, h);
        }

        flash();
        flush();
        return 0;
}

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