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/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "TaskbarButton.h"
#include "WindowList.h"
#include <LibGUI/Action.h>
#include <LibGUI/Painter.h>
#include <LibGUI/WindowServerConnection.h>
#include <LibGfx/Font.h>
#include <LibGfx/Palette.h>
#include <LibGfx/StylePainter.h>
TaskbarButton::TaskbarButton(const WindowIdentifier& identifier)
: m_identifier(identifier)
{
}
TaskbarButton::~TaskbarButton()
{
}
void TaskbarButton::context_menu_event(GUI::ContextMenuEvent&)
{
GUI::WindowServerConnection::the().post_message(Messages::WindowServer::WM_PopupWindowMenu(m_identifier.client_id(), m_identifier.window_id(), screen_relative_rect().location()));
}
void TaskbarButton::update_taskbar_rect()
{
GUI::WindowServerConnection::the().post_message(
Messages::WindowServer::WM_SetWindowTaskbarRect(
m_identifier.client_id(),
m_identifier.window_id(),
screen_relative_rect()));
}
void TaskbarButton::clear_taskbar_rect()
{
GUI::WindowServerConnection::the().post_message(
Messages::WindowServer::WM_SetWindowTaskbarRect(
m_identifier.client_id(),
m_identifier.window_id(),
{}));
}
void TaskbarButton::resize_event(GUI::ResizeEvent& event)
{
update_taskbar_rect();
return GUI::Button::resize_event(event);
}
static void paint_custom_progress_bar(GUI::Painter& painter, const Gfx::IntRect& rect, const Gfx::IntRect& text_rect, const Palette& palette, int min, int max, int value, const StringView& text, const Gfx::Font& font, Gfx::TextAlignment text_alignment)
{
float range_size = max - min;
float progress = (value - min) / range_size;
float progress_width = progress * rect.width();
Gfx::IntRect progress_rect { rect.x(), rect.y(), (int)progress_width, rect.height() };
{
Gfx::PainterStateSaver saver(painter);
painter.add_clip_rect(progress_rect);
Color start_color = palette.active_window_border1();
Color end_color = palette.active_window_border2();
painter.fill_rect_with_gradient(rect, start_color, end_color);
if (!text.is_null()) {
painter.draw_text(text_rect.translated(1, 1), text, font, text_alignment, palette.base_text(), Gfx::TextElision::Right);
painter.draw_text(text_rect, text, font, text_alignment, palette.base_text().inverted(), Gfx::TextElision::Right);
}
}
Gfx::IntRect hole_rect { (int)progress_width, 0, (int)(rect.width() - progress_width), rect.height() };
hole_rect.move_by(rect.location());
hole_rect.set_right_without_resize(rect.right());
Gfx::PainterStateSaver saver(painter);
painter.add_clip_rect(hole_rect);
if (!text.is_null())
painter.draw_text(text_rect, text, font, text_alignment, palette.base_text(), Gfx::TextElision::Right);
}
void TaskbarButton::paint_event(GUI::PaintEvent& event)
{
ASSERT(icon());
auto& icon = *this->icon();
auto& font = is_checked() ? Gfx::Font::default_bold_font() : this->font();
auto& window = WindowList::the().ensure_window(m_identifier);
GUI::Painter painter(*this);
painter.add_clip_rect(event.rect());
Gfx::StylePainter::paint_button(painter, rect(), palette(), button_style(), is_being_pressed(), is_hovered(), is_checked(), is_enabled());
if (text().is_empty())
return;
bool has_progress = window.progress() >= 0 && window.progress() <= 100;
auto content_rect = rect().shrunken(8, 2);
auto icon_location = content_rect.center().translated(-(icon.width() / 2), -(icon.height() / 2));
if (!text().is_empty())
icon_location.set_x(content_rect.x());
if (!text().is_empty()) {
content_rect.move_by(icon.width() + 4, 0);
content_rect.set_width(content_rect.width() - icon.width() - 4);
}
Gfx::IntRect text_rect { 0, 0, font.width(text()), font.glyph_height() };
if (text_rect.width() > content_rect.width())
text_rect.set_width(content_rect.width());
text_rect.align_within(content_rect, text_alignment());
if (is_being_pressed() || is_checked()) {
text_rect.move_by(1, 1);
icon_location.move_by(1, 1);
}
if (has_progress) {
auto adjusted_rect = rect().shrunken(4, 4);
if (is_being_pressed() || is_checked()) {
adjusted_rect.set_height(adjusted_rect.height() + 1);
}
paint_custom_progress_bar(painter, adjusted_rect, text_rect, palette(), 0, 100, window.progress(), text(), font, text_alignment());
}
if (is_enabled()) {
if (is_hovered())
painter.blit_brightened(icon_location, icon, icon.rect());
else
painter.blit(icon_location, icon, icon.rect());
} else {
painter.blit_disabled(icon_location, icon, icon.rect(), palette());
}
if (!has_progress)
paint_text(painter, text_rect, font, text_alignment());
}
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