hvirtual/guicast/bcbutton.C

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#include "bcbutton.h"
#include "bcpixmap.h"
#include "bcresources.h"
#include "bcsignals.h"
#include "colors.h"
#include "fonts.h"
#include "keys.h"
#include "language.h"
#include "vframe.h"


#include <string.h>
#include <unistd.h>

#define BUTTON_UP 0
#define BUTTON_UPHI 1
#define BUTTON_DOWNHI 2

BC_Button::BC_Button(int x, 
        int y, 
        VFrame **data)
 : BC_SubWindow(x, y, 0, 0, -1)
{
        this->data = data;
        for(int i = 0; i < 3; i++) images[i] = 0;
        if(!data) printf("BC_Button::BC_Button data == 0\n");
        status = BUTTON_UP;
        this->w_argument = 0;
        underline_number = -1;
        enabled = 1;
}

BC_Button::BC_Button(int x, 
        int y, 
        int w, 
        VFrame **data)
 : BC_SubWindow(x, y, 0, 0, -1)
{
        this->data = data;
        this->w_argument = w;
        for(int i = 0; i < 3; i++) images[i] = 0;
        if(!data) printf("BC_Button::BC_Button data == 0\n");
        status = BUTTON_UP;
        underline_number = -1;
        enabled = 1;
}


BC_Button::~BC_Button()
{
        for(int i = 0; i < 3; i++) if(images[i]) delete images[i];
}



int BC_Button::initialize()
{
// Get the image
        set_images(data);

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

// Display the bitmap
        draw_face();
        return 0;
}

int BC_Button::reposition_window(int x, int y)
{
        BC_WindowBase::reposition_window(x, y);
        draw_face();
        return 0;
}


int BC_Button::update_bitmaps(VFrame **data)
{
        this->data = data;
        set_images(data);
        draw_top_background(parent_window, 0, 0, w, h);
        draw_face();
        return 0;
}

void BC_Button::enable()
{
        enabled = 1;
        draw_face();
}

void BC_Button::disable()
{
        enabled = 0;
        draw_face();
}


void BC_Button::set_underline(int number)
{
        this->underline_number = number;
}

int BC_Button::set_images(VFrame **data)
{
        for(int i = 0; i < 3; i++)
        {
                if(images[i]) delete images[i];
                images[i] = new BC_Pixmap(parent_window, data[i], PIXMAP_ALPHA);
        }

        if(w_argument > 0)
                w = w_argument;
        else
                w = images[BUTTON_UP]->get_w();

        h = images[BUTTON_UP]->get_h();
        return 0;
}

int BC_Button::draw_face()
{
        draw_top_background(parent_window, 0, 0, w, h);
        pixmap->draw_pixmap(images[status], 
                        0, 
                        0,
                        w,
                        h,
                        0,
                        0);
        flash();
        return 0;
}

int BC_Button::repeat_event(int64_t duration)
{
        if(duration == top_level->get_resources()->tooltip_delay &&
                tooltip_text[0] != 0 &&
                status == BUTTON_UPHI &&
                !tooltip_done)
        {
                show_tooltip();
                tooltip_done = 1;
                return 1;
        }
        return 0;
}

int BC_Button::cursor_enter_event()
{
        if(top_level->event_win == win && enabled)
        {
                tooltip_done = 0;
                if(top_level->button_down)
                {
                        status = BUTTON_DOWNHI;
                }
                else
                if(status == BUTTON_UP) status = BUTTON_UPHI;
                draw_face();
        }
        return 0;
}

int BC_Button::cursor_leave_event()
{
        if(status == BUTTON_UPHI)
        {
                status = BUTTON_UP;

                draw_face();

                hide_tooltip();

        }
        return 0;
}

int BC_Button::button_press_event()
{
        if(top_level->event_win == win && get_buttonpress() == 1 && enabled)
        {
                hide_tooltip();
                if(status == BUTTON_UPHI || status == BUTTON_UP) status = BUTTON_DOWNHI;
                draw_face();
                return 1;
        }
        return 0;
}

int BC_Button::button_release_event()
{
        if(top_level->event_win == win)
        {
                hide_tooltip();
                if(status == BUTTON_DOWNHI) 
                {
                        status = BUTTON_UPHI;
                        draw_face();

                        if(cursor_inside())
                        {
                                handle_event();
                                return 1;
                        }
                }
        }
        return 0;
}

int BC_Button::cursor_motion_event()
{
        if(top_level->button_down && top_level->event_win == win && 
                status == BUTTON_DOWNHI && !cursor_inside())
        {
                status = BUTTON_UP;
                draw_face();
        }
        return 0;
}











BC_OKButton::BC_OKButton(int x, int y)
 : BC_Button(x, y, 
        BC_WindowBase::get_resources()->ok_images)
{
}

BC_OKButton::BC_OKButton(BC_WindowBase *parent_window, VFrame **images)
 : BC_Button(10, 
        parent_window->get_h() - images[0]->get_h() - 10, 
        images)
{
        set_tooltip("OK");
}

BC_OKButton::BC_OKButton(BC_WindowBase *parent_window)
 : BC_Button(10, 
        parent_window->get_h() - BC_WindowBase::get_resources()->ok_images[0]->get_h() - 10, 
        BC_WindowBase::get_resources()->ok_images)
{
        set_tooltip("OK");
}

int BC_OKButton::handle_event()
{
        get_top_level()->set_done(0);
        return 0;
}

int BC_OKButton::resize_event(int w, int h)
{
        reposition_window(10,
                h - BC_WindowBase::get_resources()->cancel_images[0]->get_h() - 10);
        return 1;
}

int BC_OKButton::keypress_event()
{
        if(get_keypress() == RETURN) return handle_event();
        return 0;
}

int BC_OKButton::calculate_h()
{
        return BC_WindowBase::get_resources()->ok_images[0]->get_h();
}

int BC_OKButton::calculate_w()
{
        return BC_WindowBase::get_resources()->ok_images[0]->get_w();
}













BC_CancelButton::BC_CancelButton(int x, int y)
 : BC_Button(x, y, 
        BC_WindowBase::get_resources()->cancel_images)
{
        set_tooltip("Cancel");
}

BC_CancelButton::BC_CancelButton(BC_WindowBase *parent_window)
 : BC_Button(parent_window->get_w() - BC_WindowBase::get_resources()->cancel_images[0]->get_w() - 10, 
        parent_window->get_h() - BC_WindowBase::get_resources()->cancel_images[0]->get_h() - 10, 
        BC_WindowBase::get_resources()->cancel_images)
{
        set_tooltip("Cancel");
}

BC_CancelButton::BC_CancelButton(BC_WindowBase *parent_window, VFrame **images)
 : BC_Button(parent_window->get_w() - images[0]->get_w() - 10, 
        parent_window->get_h() - images[0]->get_h() - 10, 
        images)
{
        set_tooltip("Cancel");
}

int BC_CancelButton::handle_event()
{
        get_top_level()->set_done(1);
        return 1;
}

int BC_CancelButton::resize_event(int w,int h)
{
        reposition_window(w - BC_WindowBase::get_resources()->cancel_images[0]->get_w() - 10, 
                h - BC_WindowBase::get_resources()->cancel_images[0]->get_h() - 10);
        return 1;
}

int BC_CancelButton::keypress_event()
{
        if(get_keypress() == ESC) return handle_event();
        return 0;
}

int BC_CancelButton::calculate_h()
{
        return BC_WindowBase::get_resources()->cancel_images[0]->get_h();
}

int BC_CancelButton::calculate_w()
{
        return BC_WindowBase::get_resources()->cancel_images[0]->get_w();
}










#define LEFT_DN  0
#define LEFT_HI  1
#define LEFT_UP  2
#define MID_DN   3
#define MID_HI   4
#define MID_UP   5
#define RIGHT_DN 6
#define RIGHT_HI 7
#define RIGHT_UP 8

BC_GenericButton::BC_GenericButton(int x, int y, char *text, VFrame **data)
 : BC_Button(x, 
        y, 
        data ? data : BC_WindowBase::get_resources()->generic_button_images)
{
        strcpy(this->text, text);
}

BC_GenericButton::BC_GenericButton(int x, int y, int w, char *text, VFrame **data)
 : BC_Button(x, 
        y, 
        w,
        data ? data : BC_WindowBase::get_resources()->generic_button_images)
{
        strcpy(this->text, text);
}

int BC_GenericButton::set_images(VFrame **data)
{
        BC_Resources *resources = get_resources();
        for(int i = 0; i < 3; i++)
        {
                if(images[i]) delete images[i];
                images[i] = new BC_Pixmap(parent_window, data[i], PIXMAP_ALPHA);
        }

        if(w_argument)
                w = w_argument;
        else
                w = get_text_width(MEDIUMFONT, text) + 
                                resources->generic_button_margin * 2;


        h = images[BUTTON_UP]->get_h();
        return 0;
}

int BC_GenericButton::calculate_w(BC_WindowBase *gui, char *text)
{
        BC_Resources *resources = gui->get_resources();
        return gui->get_text_width(MEDIUMFONT, text) + 
                                resources->generic_button_margin * 2;
}

int BC_GenericButton::calculate_h()
{
        BC_Resources *resources = BC_WindowBase::get_resources();
        return resources->generic_button_images[0]->get_h();
}

int BC_GenericButton::draw_face()
{
        draw_top_background(parent_window, 0, 0, get_w(), get_h());
        draw_3segmenth(0, 0, get_w(), images[status]);

        if(enabled)
                set_color(get_resources()->default_text_color);
        else
                set_color(get_resources()->disabled_text_color);
        set_font(MEDIUMFONT);

        int x, y, w;
        BC_Resources *resources = get_resources();
        y = (int)((float)get_h() / 2 + get_text_ascent(MEDIUMFONT) / 2 - 2);
        w = get_text_width(current_font, text, strlen(text)) + 
                resources->generic_button_margin * 2;
        x = get_w() / 2 - w / 2 + resources->generic_button_margin;
        if(status == BUTTON_DOWNHI)
        {
                x++;
                y++;
        }
        draw_text(x, 
                y, 
                text);

        if(underline_number >= 0)
        {
                y++;
                int x1 = get_text_width(current_font, text, underline_number) + 
                        x + 
                        resources->toggle_text_margin;
                int x2 = get_text_width(current_font, text, underline_number + 1) + 
                        x +
                        resources->toggle_text_margin;
                draw_line(x1, y, x2, y);
                draw_line(x1, y + 1, (x2 + x1) / 2, y + 1);
        }

        flash();
        return 0;
}





BC_OKTextButton::BC_OKTextButton(BC_WindowBase *parent_window)
 : BC_GenericButton(10,
        parent_window->get_h() - BC_GenericButton::calculate_h() - 10,
        _("OK"))
{
        this->parent_window = parent_window;
}

int BC_OKTextButton::resize_event(int w, int h)
{
        reposition_window(10,
                parent_window->get_h() - BC_GenericButton::calculate_h() - 10);
        return 1;
}

int BC_OKTextButton::handle_event()
{
        get_top_level()->set_done(0);
        return 0;
}

int BC_OKTextButton::keypress_event()
{
        if(get_keypress() == RETURN) return handle_event();
        return 0;
}



BC_CancelTextButton::BC_CancelTextButton(BC_WindowBase *parent_window)
 : BC_GenericButton(parent_window->get_w() - BC_GenericButton::calculate_w(parent_window, _("Cancel")) - 10,
        parent_window->get_h() - BC_GenericButton::calculate_h() - 10,
        _("Cancel"))
{
        this->parent_window = parent_window;
}

int BC_CancelTextButton::resize_event(int w, int h)
{
        reposition_window(parent_window->get_w() - BC_GenericButton::calculate_w(parent_window, _("Cancel")) - 10,
                parent_window->get_h() - BC_GenericButton::calculate_h() - 10);
        return 1;
}

int BC_CancelTextButton::handle_event()
{
        get_top_level()->set_done(1);
        return 1;
}

int BC_CancelTextButton::keypress_event()
{
        if(get_keypress() == ESC) return handle_event();
        return 0;
}

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