467 lines
16 KiB
C++
467 lines
16 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework examples.
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Copyright (c) Raw Material Software Limited
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The code included in this file is provided under the terms of the ISC license
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http://www.isc.org/downloads/software-support-policy/isc-license. Permission
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to use, copy, modify, and/or distribute this software for any purpose with or
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without fee is hereby granted provided that the above copyright notice and
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this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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==============================================================================
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*/
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#include "MainComponent.h"
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//==============================================================================
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struct SidePanelHeader final : public Component
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{
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SidePanelHeader (MainComponent& o)
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: owner (o)
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{
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setOpaque (true);
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static const unsigned char homeIconPathData[]
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= { 110,109,0,0,64,65,0,0,64,64,98,0,0,64,65,0,0,64,64,74,12,186,64,164,112,5,65,24,217,22,64,70,182,
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51,65,98,35,219,9,64,240,167,54,65,0,0,0,64,170,241,58,65,0,0,0,64,0,0,64,65,98,0,0,0,64,22,217,
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72,65,166,155,28,64,0,0,80,65,0,0,64,64,0,0,80,65,108,0,0,160,64,0,0,80,65,108,0,0,160,64,0,0,
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160,65,98,0,0,160,64,139,108,164,65,211,77,174,64,0,0,168,65,0,0,192,64,0,0,168,65,108,0,0,16,65,
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0,0,168,65,98,22,217,24,65,0,0,168,65,0,0,32,65,127,106,164,65,0,0,32,65,0,0,160,65,108,0,0,32,65,0,0,128,
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65,108,0,0,96,65,0,0,128,65,108,0,0,96,65,0,0,160,65,98,0,0,96,65,127,106,164,65,233,38,103,65,0,0,168,
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65,0,0,112,65,0,0,168,65,108,0,0,144,65,0,0,168,65,98,139,108,148,65,0,0,168,65,0,0,152,65,139,108,164,
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65,0,0,152,65,0,0,160,65,108,0,0,152,65,0,0,80,65,108,0,0,168,65,0,0,80,65,98,139,108,172,65,0,0,80,65,0,
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0,176,65,23,217,72,65,0,0,176,65,0,0,64,65,98,0,0,176,65,170,241,58,65,156,196,174,65,240,167,54,65,158,239,
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172,65,70,182,51,65,98,213,120,145,65,164,112,5,65,0,0,64,65,0,0,64,64,0,0,64,65,0,0,64,64,99,
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101,0,0 };
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static const unsigned char settingsIconPathData[]
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= { 110,109,202,111,210,64,243,226,61,64,108,0,0,224,64,0,0,0,0,108,0,0,48,65,0,0,0,0,108,27,200,54,65,243,
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226,61,64,98,91,248,63,65,174,170,76,64,95,130,72,65,231,138,96,64,46,46,80,65,180,163,120,64,108,42,
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181,124,65,20,38,49,64,108,149,90,142,65,246,108,199,64,108,68,249,118,65,2,85,1,65,98,112,166,119,65,
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201,31,6,65,0,0,120,65,111,5,11,65,0,0,120,65,0,0,16,65,98,0,0,120,65,145,250,20,65,108,166,119,65,55,
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224,25,65,72,249,118,65,254,170,30,65,108,151,90,142,65,133,73,60,65,108,46,181,124,65,123,182,115,65,
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108,50,46,80,65,18,215,97,65,98,99,130,72,65,70,221,103,65,96,248,63,65,83,213,108,65,32,200,54,65,66,
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135,112,65,108,0,0,48,65,0,0,144,65,108,0,0,224,64,0,0,144,65,108,202,111,210,64,67,135,112,65,98,74,
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15,192,64,84,213,108,65,65,251,174,64,70,221,103,65,164,163,159,64,19,215,97,65,108,92,43,13,64,123,182,
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115,65,108,187,181,82,62,133,73,60,65,108,244,26,36,64,254,170,30,65,98,64,102,33,64,55,224,25,5,0,0,32,
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64,145,250,20,65,0,0,32,64,0,0,16,65,98,0,0,32,64,111,5,11,65,64,102,33,64,201,31,6,65,244,26,36,64,2,85,
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1,65,108,187,181,82,62,246,108,199,64,108,92,43,13,64,20,38,49,64,108,164,163,159,64,180,163,120,64,98,65,
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251,174,64,231,138,96,64,74,15,192,64,175,170,76,64,202,111,210,64,243,226,61,64,99,109,0,0,16,65,0,0,64,
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65,98,121,130,42,65,0,0,64,65,0,0,64,65,121,130,42,65,0,0,64,65,0,0,16,65,98,0,0,64,65,13,251,234,64,121,
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130,42,65,0,0,192,64,0,0,16,65,0,0,192,64,98,13,251,234,64,0,0,192,64,0,0,192,64,13,251,234,64,0,0,192,64,
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0,0,16,65,98,0,0,192,64,121,130,42,65,13,251,234,64,0,0,64,65,0,0,16,65,0,0,64,65,99,101,0,0 };
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Path p;
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p.loadPathFromData (homeIconPathData, sizeof (homeIconPathData));
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homeButton.setShape (p, true, true, false);
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p.clear();
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p.loadPathFromData (settingsIconPathData, sizeof (settingsIconPathData));
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settingsButton.setShape (p, true, true, false);
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titleLabel.setText (owner.getSidePanel().getTitleText(), NotificationType::dontSendNotification);
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addAndMakeVisible (titleLabel);
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homeButton.onClick = [this] { owner.homeButtonClicked(); };
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addAndMakeVisible (homeButton);
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addAndMakeVisible (settingsButton);
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settingsButton.onClick = [this] { owner.settingsButtonClicked(); };
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updateLookAndFeel();
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}
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void paint (Graphics& g) override
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{
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g.fillAll (owner.getSidePanel().findColour (SidePanel::backgroundColour));
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}
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void resized() override
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{
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auto bounds = getLocalBounds();
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auto buttonWidth = owner.getSidePanel().getTitleBarHeight();
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bounds.removeFromLeft (10);
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homeButton.setBounds (bounds.removeFromLeft (buttonWidth).reduced (7));
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settingsButton.setBounds (bounds.removeFromLeft (buttonWidth).reduced (7));
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bounds.removeFromLeft (10);
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bounds.removeFromRight (10);
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titleLabel.setBounds (bounds);
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}
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void updateLookAndFeel()
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{
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auto& sidePanel = owner.getSidePanel();
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auto& lf = sidePanel.getLookAndFeel();
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titleLabel.setFont (lf.getSidePanelTitleFont (sidePanel));
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titleLabel.setJustificationType (lf.getSidePanelTitleJustification (sidePanel));
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titleLabel.setColour (Label::textColourId, owner.findColour (SidePanel::titleTextColour));
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auto normal = sidePanel.findColour (SidePanel::dismissButtonNormalColour);
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auto over = sidePanel.findColour (SidePanel::dismissButtonOverColour);
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auto down = sidePanel.findColour (SidePanel::dismissButtonDownColour);
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homeButton.setColours (normal, over, down);
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settingsButton.setColours (normal, over, down);
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}
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void lookAndFeelChanged() override
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{
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updateLookAndFeel();
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}
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MainComponent& owner;
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Label titleLabel;
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ShapeButton homeButton { "Home", Colours::transparentBlack, Colours::transparentBlack, Colours::transparentBlack },
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settingsButton { "Settings", Colours::transparentBlack, Colours::transparentBlack, Colours::transparentBlack };
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};
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//==============================================================================
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class DemoList final : public Component,
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public ListBoxModel
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{
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public:
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DemoList (DemoContentComponent& holder)
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: demoHolder (holder)
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{
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addAndMakeVisible (demos);
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demos.setModel (this);
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demos.setRowHeight (40);
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}
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void resized() override
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{
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demos.setBounds (getLocalBounds());
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}
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//==============================================================================
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void paintListBoxItem (int rowNumber, Graphics& g, int width, int height, bool rowIsSelected) override
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{
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Rectangle<int> bounds (0, 0, width, height);
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auto textColour = findColour (Label::textColourId);
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g.setColour (textColour.withAlpha (0.4f));
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if (rowNumber == 0)
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g.fillRect (bounds.removeFromTop (2).reduced (7, 0));
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g.fillRect (bounds.removeFromBottom (2).reduced (7, 0));
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if (rowIsSelected)
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{
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g.setColour (findColour (TextEditor::highlightColourId).withAlpha (0.4f));
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g.fillRect (bounds);
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textColour = findColour (TextEditor::highlightedTextColourId);
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}
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g.setColour (textColour);
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g.drawFittedText (getNameForRow (rowNumber), bounds, Justification::centred, 1);
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}
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int getNumRows() override
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{
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return (int) (selectedCategory.isEmpty() ? JUCEDemos::getCategories().size()
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: JUCEDemos::getCategory (selectedCategory).demos.size());
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}
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String getNameForRow (int rowNumber) override
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{
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if (selectedCategory.isEmpty())
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{
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if (isPositiveAndBelow (rowNumber, JUCEDemos::getCategories().size()))
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return JUCEDemos::getCategories()[(size_t) rowNumber].name;
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}
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else
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{
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auto& category = JUCEDemos::getCategory (selectedCategory);
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if (isPositiveAndBelow (rowNumber, category.demos.size()))
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return category.demos[(size_t) rowNumber].demoFile.getFileName();
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}
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return {};
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}
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void returnKeyPressed (int row) override { selectRow (row); }
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void listBoxItemClicked (int row, const MouseEvent&) override { selectRow (row); }
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//==============================================================================
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void showCategory (const String& categoryName) noexcept
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{
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selectedCategory = categoryName;
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demos.deselectAllRows();
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demos.setHeaderComponent (categoryName.isEmpty() ? nullptr
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: std::make_unique<CategoryListHeaderComponent> (*this));
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demos.updateContent();
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}
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private:
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//==============================================================================
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class CategoryListHeaderComponent final : public Button
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{
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public:
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explicit CategoryListHeaderComponent (DemoList& o)
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: Button ({}),
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owner (o)
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{
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setTitle ("Previous");
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setSize (0, 30);
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}
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void paintButton (Graphics& g, bool, bool) override
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{
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g.setColour (findColour (Label::textColourId));
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g.drawFittedText ("<", getLocalBounds().reduced (20, 0), Justification::centredLeft, 1);
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}
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void clicked() override
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{
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owner.showCategory ({});
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}
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using Button::clicked;
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private:
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DemoList& owner;
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};
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//==============================================================================
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void selectRow (int row)
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{
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if (row < 0)
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return;
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if (selectedCategory.isEmpty())
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showCategory (JUCEDemos::getCategories()[(size_t) row].name);
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else
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demoHolder.setDemo (selectedCategory, row);
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if (demos.isShowing())
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selectFirstRow();
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}
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void selectFirstRow()
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{
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if (auto* handler = demos.getAccessibilityHandler())
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{
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for (auto* child : handler->getChildren())
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{
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if (child->getRole() == AccessibilityRole::listItem)
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{
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child->grabFocus();
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break;
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}
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}
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}
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}
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//==============================================================================
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String selectedCategory;
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DemoContentComponent& demoHolder;
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ListBox demos;
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};
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//==============================================================================
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MainComponent::MainComponent()
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{
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contentComponent.reset (new DemoContentComponent (*this, [this] (bool isHeavyweight)
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{
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demosPanel.showOrHide (false);
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if (isHeavyweight)
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{
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#if JUCE_MAC && USE_COREGRAPHICS_RENDERING
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setRenderingEngine (1);
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#elif ! JUCE_WINDOWS
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setRenderingEngine (0);
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#endif
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}
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isShowingHeavyweightDemo = isHeavyweight;
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resized();
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}));
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demosPanel.setContent (new DemoList (*contentComponent));
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demosPanel.setTitleBarComponent (new SidePanelHeader (*this), true);
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addAndMakeVisible (contentComponent.get());
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addAndMakeVisible (showDemosButton);
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addAndMakeVisible (demosPanel);
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demosPanel.setTitle ("Demos");
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demosPanel.setFocusContainerType (FocusContainerType::focusContainer);
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showDemosButton.onClick = [this] { demosPanel.showOrHide (true); };
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demosPanel.onPanelMove = [this]
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{
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sidePanelWidth = jmax (0, demosPanel.getRight());
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if (isShowingHeavyweightDemo)
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resized();
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};
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demosPanel.onPanelShowHide = [this] (bool isShowing)
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{
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if (isShowing)
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{
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sidePanelWidth = jmax (0, demosPanel.getWidth());
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if (isShowingHeavyweightDemo)
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resized();
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if (auto* handler = demosPanel.getAccessibilityHandler())
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handler->grabFocus();
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}
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else
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{
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sidePanelWidth = 0;
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if (isShowingHeavyweightDemo)
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Timer::callAfterDelay (250, [this] { resized(); });
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}
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};
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contentComponent->showHomeScreen();
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setOpaque (true);
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setSize (800, 800);
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}
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MainComponent::~MainComponent()
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{
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contentComponent->clearCurrentDemo();
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}
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//==============================================================================
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void MainComponent::paint (Graphics& g)
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{
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g.fillAll (findColour (ResizableWindow::backgroundColourId));
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}
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void MainComponent::resized()
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{
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auto safeBounds = [this]
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{
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auto bounds = getLocalBounds();
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#if JUCE_IOS || JUCE_ANDROID
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if (auto* display = Desktop::getInstance().getDisplays().getDisplayForRect (getScreenBounds()))
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return display->safeAreaInsets.subtractedFrom (display->keyboardInsets.subtractedFrom (bounds));
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#endif
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return bounds;
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}();
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showDemosButton.setBounds (safeBounds.getX(), safeBounds.getY(), 150, contentComponent->getTabBarDepth());
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if (isShowingHeavyweightDemo)
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{
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safeBounds.removeFromLeft (sidePanelWidth);
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contentComponent->setTabBarIndent (jmax (0, 150 - sidePanelWidth));
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}
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else
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{
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contentComponent->setTabBarIndent (150);
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}
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contentComponent->setBounds (safeBounds);
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}
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void MainComponent::homeButtonClicked()
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{
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if (auto* list = dynamic_cast<DemoList*> (demosPanel.getContent()))
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list->showCategory ({});
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if (contentComponent != nullptr)
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{
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if (contentComponent->isShowingHomeScreen())
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return;
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contentComponent->showHomeScreen();
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if (isShowingHeavyweightDemo)
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{
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isShowingHeavyweightDemo = false;
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resized();
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}
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}
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}
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void MainComponent::settingsButtonClicked()
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{
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if (contentComponent != nullptr)
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contentComponent->setCurrentTabIndex (2);
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}
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void MainComponent::setRenderingEngine (int renderingEngineIndex)
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{
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if (renderingEngineIndex != currentRenderingEngineIdx)
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updateRenderingEngine (renderingEngineIndex);
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}
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void MainComponent::parentHierarchyChanged()
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{
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auto* newPeer = getPeer();
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if (peer != newPeer)
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{
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peer = newPeer;
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auto previousRenderingEngine = renderingEngines[currentRenderingEngineIdx];
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renderingEngines.clear();
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if (peer != nullptr)
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renderingEngines = peer->getAvailableRenderingEngines();
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renderingEngines.add ("OpenGL Renderer");
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currentRenderingEngineIdx = renderingEngines.indexOf (previousRenderingEngine);
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if (currentRenderingEngineIdx < 0)
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{
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#if JUCE_ANDROID
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currentRenderingEngineIdx = (renderingEngines.size() - 1);
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#else
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currentRenderingEngineIdx = peer->getCurrentRenderingEngine();
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#endif
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}
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updateRenderingEngine (currentRenderingEngineIdx);
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}
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}
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void MainComponent::updateRenderingEngine (int renderingEngineIndex)
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{
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if (renderingEngineIndex == (renderingEngines.size() - 1))
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{
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if (isShowingHeavyweightDemo)
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return;
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openGLContext.attachTo (*getTopLevelComponent());
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}
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else
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{
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openGLContext.detach();
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peer->setCurrentRenderingEngine (renderingEngineIndex);
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}
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currentRenderingEngineIdx = renderingEngineIndex;
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}
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