a77b49406c
This PR makes the Header of TabViewItem a custom user control. ## Validation Steps Performed Manual testing Closes #8201
86 lines
3.4 KiB
C++
86 lines
3.4 KiB
C++
// Copyright (c) Microsoft Corporation.
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// Licensed under the MIT license.
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#include "pch.h"
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#include "TabHeaderControl.h"
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#include "TabHeaderControl.g.cpp"
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using namespace winrt;
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using namespace winrt::Microsoft::UI::Xaml;
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namespace winrt::TerminalApp::implementation
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{
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TabHeaderControl::TabHeaderControl()
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{
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InitializeComponent();
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// We'll only process the KeyUp event if we received an initial KeyDown event first.
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// Avoids issue immediately closing the tab rename when we see the enter KeyUp event that was
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// sent to the command palette to trigger the openTabRenamer action in the first place.
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HeaderRenamerTextBox().KeyDown([&](auto&&, auto&&) {
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_receivedKeyDown = true;
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});
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// NOTE: (Preview)KeyDown does not work here. If you use that, we'll
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// remove the TextBox from the UI tree, then the following KeyUp
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// will bubble to the NewTabButton, which we don't want to have
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// happen.
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HeaderRenamerTextBox().KeyUp([&](auto&&, Windows::UI::Xaml::Input::KeyRoutedEventArgs const& e) {
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if (_receivedKeyDown)
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{
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if (e.OriginalKey() == Windows::System::VirtualKey::Enter)
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{
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// User is done making changes, close the rename box
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_CloseRenameBox();
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}
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else if (e.OriginalKey() == Windows::System::VirtualKey::Escape)
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{
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// User wants to discard the changes they made,
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// reset the rename box text to the old text and close the rename box
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HeaderRenamerTextBox().Text(Title());
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_CloseRenameBox();
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}
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}
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});
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}
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// Method Description:
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// - Show the tab rename box for the user to rename the tab title
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// - We automatically use the previous title as the initial text of the box
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void TabHeaderControl::BeginRename()
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{
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_receivedKeyDown = false;
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HeaderTextBlock().Visibility(Windows::UI::Xaml::Visibility::Collapsed);
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HeaderRenamerTextBox().Visibility(Windows::UI::Xaml::Visibility::Visible);
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HeaderRenamerTextBox().Text(Title());
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HeaderRenamerTextBox().SelectAll();
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HeaderRenamerTextBox().Focus(Windows::UI::Xaml::FocusState::Programmatic);
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}
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// Method Description:
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// - Event handler for when the rename box loses focus
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// - When the rename box loses focus, we use the text in it as the new title
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// (i.e. we commit the change instead of cancelling it)
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void TabHeaderControl::RenameBoxLostFocusHandler(Windows::Foundation::IInspectable const& /*sender*/,
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Windows::UI::Xaml::RoutedEventArgs const& /*e*/)
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{
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_CloseRenameBox();
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}
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// Method Description:
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// - Hides the rename box and displays the title text block
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// - Sends an event to the hosting tab to let them know we wish to change the title
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// to whatever is in the renamer box right now - the tab will process that event
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// and tell us to update our title
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void TabHeaderControl::_CloseRenameBox()
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{
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HeaderRenamerTextBox().Visibility(Windows::UI::Xaml::Visibility::Collapsed);
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HeaderTextBlock().Visibility(Windows::UI::Xaml::Visibility::Visible);
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_TitleChangeRequestedHandlers(HeaderRenamerTextBox().Text());
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}
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}
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