mirror of
https://github.com/RGBCube/serenity
synced 2025-06-02 08:08:11 +00:00
fd4e86460b
Get rid of the goofy MouseClient interface and have the GUI event loop just read mouse data from the character device. The previous approach was awful as it was sending us into random GUI code in the mouse interrupt handler.
119 lines
3.7 KiB
C++
119 lines
3.7 KiB
C++
#include "AbstractScreen.h"
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#include "EventLoop.h"
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#include "Event.h"
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#include "Widget.h"
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#include "WindowManager.h"
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#include <AK/Assertions.h>
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static AbstractScreen* s_the;
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void AbstractScreen::initialize()
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{
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s_the = nullptr;
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}
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AbstractScreen& AbstractScreen::the()
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{
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ASSERT(s_the);
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return *s_the;
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}
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AbstractScreen::AbstractScreen(unsigned width, unsigned height)
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: Object(nullptr)
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, m_width(width)
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, m_height(height)
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{
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ASSERT(!s_the);
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s_the = this;
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m_cursor_location = rect().center();
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Keyboard::the().set_client(this);
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}
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AbstractScreen::~AbstractScreen()
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{
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}
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void AbstractScreen::on_receive_mouse_data(int dx, int dy, bool left_button, bool right_button)
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{
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auto prev_location = m_cursor_location;
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m_cursor_location.moveBy(dx, dy);
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m_cursor_location.constrain(rect());
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if (m_cursor_location.x() >= width())
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m_cursor_location.setX(width() - 1);
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if (m_cursor_location.y() >= height())
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m_cursor_location.setY(height() - 1);
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if (m_cursor_location != prev_location) {
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auto event = make<MouseEvent>(Event::MouseMove, m_cursor_location.x(), m_cursor_location.y());
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EventLoop::main().postEvent(&WindowManager::the(), move(event));
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}
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bool prev_left_button = m_left_mouse_button_pressed;
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bool prev_right_button = m_right_mouse_button_pressed;
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m_left_mouse_button_pressed = left_button;
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m_right_mouse_button_pressed = right_button;
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if (prev_left_button != left_button) {
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auto event = make<MouseEvent>(left_button ? Event::MouseDown : Event::MouseUp, m_cursor_location.x(), m_cursor_location.y(), MouseButton::Left);
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EventLoop::main().postEvent(&WindowManager::the(), move(event));
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}
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if (prev_right_button != right_button) {
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auto event = make<MouseEvent>(right_button ? Event::MouseDown : Event::MouseUp, m_cursor_location.x(), m_cursor_location.y(), MouseButton::Right);
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EventLoop::main().postEvent(&WindowManager::the(), move(event));
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}
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if (m_cursor_location != prev_location)
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WindowManager::the().redraw_cursor();
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}
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void AbstractScreen::on_key_pressed(Keyboard::Key key)
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{
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auto event = make<KeyEvent>(Event::KeyDown, 0);
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int key_code = 0;
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switch (key.character) {
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case 8: key_code = KeyboardKey::Backspace; break;
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case 10: key_code = KeyboardKey::Return; break;
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}
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event->m_key = key_code;
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if (key.character) {
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char buf[] = { 0, 0 };
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char& ch = buf[0];
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ch = key.character;
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if (key.shift()) {
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if (ch >= 'a' && ch <= 'z') {
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ch &= ~0x20;
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} else {
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switch (ch) {
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case '1': ch = '!'; break;
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case '2': ch = '@'; break;
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case '3': ch = '#'; break;
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case '4': ch = '$'; break;
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case '5': ch = '%'; break;
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case '6': ch = '^'; break;
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case '7': ch = '&'; break;
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case '8': ch = '*'; break;
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case '9': ch = '('; break;
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case '0': ch = ')'; break;
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case '-': ch = '_'; break;
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case '=': ch = '+'; break;
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case '`': ch = '~'; break;
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case ',': ch = '<'; break;
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case '.': ch = '>'; break;
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case '/': ch = '?'; break;
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case '[': ch = '{'; break;
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case ']': ch = '}'; break;
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case '\\': ch = '|'; break;
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case '\'': ch = '"'; break;
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case ';': ch = ':'; break;
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}
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}
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}
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event->m_text = buf;
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}
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event->m_shift = key.shift();
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event->m_ctrl = key.ctrl();
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event->m_alt = key.alt();
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EventLoop::main().postEvent(&WindowManager::the(), move(event));
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}
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