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Added a nested PopupMenu example to WidgetsDemo

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ed 2021-05-20 17:50:23 +01:00
parent 333983947e
commit 185b1b324b
1 changed files with 38 additions and 6 deletions
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44
examples/GUI/WidgetsDemo.h
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@ -514,18 +514,50 @@ struct MenuPage : public Component
{
PopupMenu menu;
for (auto i = 0; i < 40; ++i)
for (int i = 0; i < 40; ++i)
menu.addItem ("Item " + String (i), nullptr);
menu.showMenuAsync (PopupMenu::Options{}.withTargetComponent (longMenuButton));
};
addAndMakeVisible (nestedMenusButton);
nestedMenusButton.onClick = [&]
{
PopupMenu menu;
for (int i = 0; i < 15; ++i)
{
PopupMenu subMenu;
for (int j = 0; j < 10; ++j)
{
if (j % 2 == 0)
{
PopupMenu subSubMenu;
for (int z = 0; z < 5; ++z)
subSubMenu.addItem ("Sub-sub-item " + String (z), nullptr);
subMenu.addSubMenu ("Sub-item " + String (j), subSubMenu);
}
else
{
subMenu.addItem ("Sub-item " + String (j), nullptr);
}
}
menu.addSubMenu ("Item " + String (i), subMenu);
}
menu.showMenuAsync (PopupMenu::Options{}.withTargetComponent (nestedMenusButton));
};
addAndMakeVisible (multiColumnMenuButton);
multiColumnMenuButton.onClick = [&]
{
PopupMenu menu;
for (auto i = 0; i < 200; ++i)
for (int i = 0; i < 200; ++i)
menu.addItem ("Item " + String (i), nullptr);
menu.showMenuAsync (PopupMenu::Options{}.withTargetComponent (multiColumnMenuButton)
@ -574,14 +606,12 @@ struct MenuPage : public Component
const auto colour = Colour::fromHSL (randomColourGenerator.nextFloat(), 0.5f, 0.5f, 1.0f);
fancyThemeButton.setColour (TextButton::buttonColourId, colour);
const int columnLengths[] { 5, 10, 7, 3 };
PopupMenu menu;
menu.setLookAndFeel (&popupLookAndFeel);
for (auto length : columnLengths)
for (auto length : { 5, 10, 7, 3 })
{
for (auto i = 0; i < length; ++i)
for (int i = 0; i < length; ++i)
menu.addItem ("Item " + String (i), nullptr);
menu.addColumnBreak();
@ -602,6 +632,7 @@ struct MenuPage : public Component
box.flexDirection = FlexBox::Direction::column;
box.items = { makeItem (shortMenuButton),
makeItem (longMenuButton),
makeItem (nestedMenusButton),
makeItem (multiColumnMenuButton),
makeItem (customItemButton),
makeItem (fancyThemeButton) };
@ -651,6 +682,7 @@ struct MenuPage : public Component
TextButton shortMenuButton { "Short" },
longMenuButton { "Long" },
nestedMenusButton { "Nested Sub-Menus" },
multiColumnMenuButton { "Multi Column" },
customItemButton { "Custom Items" },
fancyThemeButton { "Fancy Theme with Column Breaks" };