From 6a9cc66b976653bf5f0440a6071b736d6d41c183 Mon Sep 17 00:00:00 2001 From: Andreas Kling Date: Thu, 6 Feb 2020 20:33:02 +0100 Subject: LibGUI: Remove leading G from filenames --- Libraries/LibGUI/GItemView.cpp | 401 ----------------------------------------- 1 file changed, 401 deletions(-) delete mode 100644 Libraries/LibGUI/GItemView.cpp (limited to 'Libraries/LibGUI/GItemView.cpp') diff --git a/Libraries/LibGUI/GItemView.cpp b/Libraries/LibGUI/GItemView.cpp deleted file mode 100644 index b5991d634f..0000000000 --- a/Libraries/LibGUI/GItemView.cpp +++ /dev/null @@ -1,401 +0,0 @@ -/* - * Copyright (c) 2018-2020, Andreas Kling - * 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 -#include -#include -#include -#include -#include -#include -#include - -namespace GUI { - -ItemView::ItemView(Widget* parent) - : AbstractView(parent) -{ - set_background_role(ColorRole::Base); - set_foreground_role(ColorRole::BaseText); - set_frame_shape(Gfx::FrameShape::Container); - set_frame_shadow(Gfx::FrameShadow::Sunken); - set_frame_thickness(2); - horizontal_scrollbar().set_visible(false); -} - -ItemView::~ItemView() -{ -} - -void ItemView::scroll_into_view(const ModelIndex& index, Orientation orientation) -{ - ScrollableWidget::scroll_into_view(item_rect(index.row()), orientation); -} - -void ItemView::resize_event(ResizeEvent& event) -{ - AbstractView::resize_event(event); - update_content_size(); -} - -void ItemView::did_update_model() -{ - AbstractView::did_update_model(); - update_content_size(); - update(); -} - -void ItemView::update_content_size() -{ - if (!model()) - return set_content_size({}); - - m_visual_column_count = available_size().width() / effective_item_size().width(); - if (m_visual_column_count) - m_visual_row_count = ceil_div(model()->row_count(), m_visual_column_count); - else - m_visual_row_count = 0; - - int content_width = available_size().width(); - int content_height = m_visual_row_count * effective_item_size().height(); - - set_content_size({ content_width, content_height }); -} - -Gfx::Rect ItemView::item_rect(int item_index) const -{ - if (!m_visual_row_count || !m_visual_column_count) - return {}; - int visual_row_index = item_index / m_visual_column_count; - int visual_column_index = item_index % m_visual_column_count; - return { - visual_column_index * effective_item_size().width(), - visual_row_index * effective_item_size().height(), - effective_item_size().width(), - effective_item_size().height() - }; -} - -Vector ItemView::items_intersecting_rect(const Gfx::Rect& rect) const -{ - ASSERT(model()); - const auto& column_metadata = model()->column_metadata(model_column()); - const auto& font = column_metadata.font ? *column_metadata.font : this->font(); - Vector item_indexes; - for (int item_index = 0; item_index < item_count(); ++item_index) { - Gfx::Rect item_rect; - Gfx::Rect icon_rect; - Gfx::Rect text_rect; - auto item_text = model()->data(model()->index(item_index, model_column())); - get_item_rects(item_index, font, item_text, item_rect, icon_rect, text_rect); - if (icon_rect.intersects(rect) || text_rect.intersects(rect)) - item_indexes.append(item_index); - } - return item_indexes; -} - -ModelIndex ItemView::index_at_event_position(const Gfx::Point& position) const -{ - ASSERT(model()); - // FIXME: Since all items are the same size, just compute the clicked item index - // instead of iterating over everything. - auto adjusted_position = position.translated(0, vertical_scrollbar().value()); - const auto& column_metadata = model()->column_metadata(model_column()); - const auto& font = column_metadata.font ? *column_metadata.font : this->font(); - for (int item_index = 0; item_index < item_count(); ++item_index) { - Gfx::Rect item_rect; - Gfx::Rect icon_rect; - Gfx::Rect text_rect; - auto index = model()->index(item_index, model_column()); - auto item_text = model()->data(index); - get_item_rects(item_index, font, item_text, item_rect, icon_rect, text_rect); - if (icon_rect.contains(adjusted_position) || text_rect.contains(adjusted_position)) - return index; - } - return {}; -} - -void ItemView::mousedown_event(MouseEvent& event) -{ - if (!model()) - return AbstractView::mousedown_event(event); - - if (event.button() != MouseButton::Left) - return AbstractView::mousedown_event(event); - - auto index = index_at_event_position(event.position()); - if (index.is_valid()) { - // We might start dragging this item, but not rubber-banding. - return AbstractView::mousedown_event(event); - } - - ASSERT(m_rubber_band_remembered_selection.is_empty()); - - if (event.modifiers() & Mod_Ctrl) { - selection().for_each_index([&](auto& index) { - m_rubber_band_remembered_selection.append(index); - }); - } else { - selection().clear(); - } - - m_might_drag = false; - m_rubber_banding = true; - m_rubber_band_origin = event.position(); - m_rubber_band_current = event.position(); -} - -void ItemView::mouseup_event(MouseEvent& event) -{ - if (m_rubber_banding && event.button() == MouseButton::Left) { - m_rubber_banding = false; - m_rubber_band_remembered_selection.clear(); - update(); - } - AbstractView::mouseup_event(event); -} - -void ItemView::mousemove_event(MouseEvent& event) -{ - if (!model()) - return AbstractView::mousemove_event(event); - - if (m_rubber_banding) { - if (m_rubber_band_current != event.position()) { - m_rubber_band_current = event.position(); - auto rubber_band_rect = Gfx::Rect::from_two_points(m_rubber_band_origin, m_rubber_band_current); - selection().clear(); - for (auto item_index : items_intersecting_rect(rubber_band_rect)) { - selection().add(model()->index(item_index, model_column())); - } - if (event.modifiers() & Mod_Ctrl) { - for (auto stored_item : m_rubber_band_remembered_selection) { - selection().add(stored_item); - } - } - update(); - return; - } - } - - AbstractView::mousemove_event(event); -} - -void ItemView::get_item_rects(int item_index, const Gfx::Font& font, const Variant& item_text, Gfx::Rect& item_rect, Gfx::Rect& icon_rect, Gfx::Rect& text_rect) const -{ - item_rect = this->item_rect(item_index); - icon_rect = { 0, 0, 32, 32 }; - icon_rect.center_within(item_rect); - icon_rect.move_by(0, -font.glyph_height() - 6); - text_rect = { 0, icon_rect.bottom() + 6 + 1, font.width(item_text.to_string()), font.glyph_height() }; - text_rect.center_horizontally_within(item_rect); - text_rect.inflate(6, 4); - text_rect.intersect(item_rect); -} - -void ItemView::second_paint_event(PaintEvent& event) -{ - if (!m_rubber_banding) - return; - - Painter painter(*this); - painter.add_clip_rect(event.rect()); - - auto rubber_band_rect = Gfx::Rect::from_two_points(m_rubber_band_origin, m_rubber_band_current); - painter.fill_rect(rubber_band_rect, parent_widget()->palette().rubber_band_fill()); - painter.draw_rect(rubber_band_rect, parent_widget()->palette().rubber_band_border()); -} - -void ItemView::paint_event(PaintEvent& event) -{ - Color widget_background_color = palette().color(background_role()); - Frame::paint_event(event); - - Painter painter(*this); - painter.add_clip_rect(widget_inner_rect()); - painter.add_clip_rect(event.rect()); - painter.fill_rect(event.rect(), widget_background_color); - painter.translate(-horizontal_scrollbar().value(), -vertical_scrollbar().value()); - - auto column_metadata = model()->column_metadata(m_model_column); - const Gfx::Font& font = column_metadata.font ? *column_metadata.font : this->font(); - - for (int item_index = 0; item_index < model()->row_count(); ++item_index) { - auto model_index = model()->index(item_index, m_model_column); - bool is_selected_item = selection().contains(model_index); - Color background_color; - if (is_selected_item) { - background_color = is_focused() ? palette().selection() : Color::from_rgb(0x606060); - } else { - background_color = widget_background_color; - } - - auto icon = model()->data(model_index, Model::Role::Icon); - auto item_text = model()->data(model_index, Model::Role::Display); - - Gfx::Rect item_rect; - Gfx::Rect icon_rect; - Gfx::Rect text_rect; - get_item_rects(item_index, font, item_text, item_rect, icon_rect, text_rect); - - if (icon.is_icon()) { - if (auto bitmap = icon.as_icon().bitmap_for_size(icon_rect.width())) - painter.draw_scaled_bitmap(icon_rect, *bitmap, bitmap->rect()); - } - - Color text_color; - if (is_selected_item) - text_color = palette().selection_text(); - else - text_color = model()->data(model_index, Model::Role::ForegroundColor).to_color(palette().color(foreground_role())); - painter.fill_rect(text_rect, background_color); - painter.draw_text(text_rect, item_text.to_string(), font, Gfx::TextAlignment::Center, text_color, Gfx::TextElision::Right); - }; -} - -int ItemView::item_count() const -{ - if (!model()) - return 0; - return model()->row_count(); -} - -void ItemView::keydown_event(KeyEvent& event) -{ - if (!model()) - return; - if (!m_visual_row_count || !m_visual_column_count) - return; - - auto& model = *this->model(); - if (event.key() == KeyCode::Key_Return) { - activate_selected(); - return; - } - if (event.key() == KeyCode::Key_Home) { - auto new_index = model.index(0, 0); - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_End) { - auto new_index = model.index(model.row_count() - 1, 0); - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_Up) { - ModelIndex new_index; - if (!selection().is_empty()) { - auto old_index = selection().first(); - new_index = model.index(old_index.row() - m_visual_column_count, old_index.column()); - } else { - new_index = model.index(0, 0); - } - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_Down) { - ModelIndex new_index; - if (!selection().is_empty()) { - auto old_index = selection().first(); - new_index = model.index(old_index.row() + m_visual_column_count, old_index.column()); - } else { - new_index = model.index(0, 0); - } - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_Left) { - ModelIndex new_index; - if (!selection().is_empty()) { - auto old_index = selection().first(); - new_index = model.index(old_index.row() - 1, old_index.column()); - } else { - new_index = model.index(0, 0); - } - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_Right) { - ModelIndex new_index; - if (!selection().is_empty()) { - auto old_index = selection().first(); - new_index = model.index(old_index.row() + 1, old_index.column()); - } else { - new_index = model.index(0, 0); - } - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_PageUp) { - int items_per_page = (visible_content_rect().height() / effective_item_size().height()) * m_visual_column_count; - auto old_index = selection().first(); - auto new_index = model.index(max(0, old_index.row() - items_per_page), old_index.column()); - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - if (event.key() == KeyCode::Key_PageDown) { - int items_per_page = (visible_content_rect().height() / effective_item_size().height()) * m_visual_column_count; - auto old_index = selection().first(); - auto new_index = model.index(min(model.row_count() - 1, old_index.row() + items_per_page), old_index.column()); - if (model.is_valid(new_index)) { - selection().set(new_index); - scroll_into_view(new_index, Orientation::Vertical); - update(); - } - return; - } - return Widget::keydown_event(event); -} - -} -- cgit v1.2.3