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Add min_size and max_size options to ResizableSplit component (#1132)
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Browse Source 
Co-authored-by: ArthurSonzogni <sonzogniarthur@gmail.com>



Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: ArthurSonzogni <sonzogniarthur@gmail.com>
Bug:https://github.com/ArthurSonzogni/FTXUI/issues/1131
Bug:https://github.com/ArthurSonzogni/FTXUI/discussions/1130
This commit is contained in:
Copilot
2025-10-18 11:17:59 +02:00
committed by GitHub
parent e858bf9809
commit 252ce67830
6 changed files with 194 additions and 56 deletions
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100
src/ftxui/component/resizable_split_test.cpp
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@@ -233,5 +233,105 @@ TEST(ResizableSplit, NavigationVertical) {
EXPECT_FALSE(component_bottom->Active());
}
TEST(ResizableSplit, MinMaxSizeLeft) {
int position = 5;
auto component = ResizableSplit({
.main = BasicComponent(),
.back = BasicComponent(),
.direction = Direction::Left,
.main_size = &position,
.separator_func = [] { return separatorDouble(); },
.min = 3,
.max = 8,
});
auto screen = Screen(20, 20);
Render(screen, component->Render());
EXPECT_EQ(position, 5);
EXPECT_TRUE(component->OnEvent(MousePressed(5, 1)));
EXPECT_EQ(position, 5);
// Try to resize below min
EXPECT_TRUE(component->OnEvent(MousePressed(2, 1)));
EXPECT_EQ(position, 3); // Clamped to min
// Try to resize above max
EXPECT_TRUE(component->OnEvent(MousePressed(10, 1)));
EXPECT_EQ(position, 8); // Clamped to max
EXPECT_TRUE(component->OnEvent(MouseReleased(10, 1)));
EXPECT_EQ(position, 8);
}
TEST(ResizableSplit, MinMaxSizeRight) {
int position = 5;
auto component = ResizableSplit({
.main = BasicComponent(),
.back = BasicComponent(),
.direction = Direction::Right,
.main_size = &position,
.separator_func = [] { return separatorDouble(); },
.min = 3,
.max = 8,
});
auto screen = Screen(20, 20);
Render(screen, component->Render());
EXPECT_EQ(position, 5);
EXPECT_TRUE(component->OnEvent(MousePressed(14, 1)));
EXPECT_EQ(position, 5);
// Try to resize below min
EXPECT_TRUE(component->OnEvent(MousePressed(18, 1)));
EXPECT_EQ(position, 3); // Clamped to min
// Try to resize above max
EXPECT_TRUE(component->OnEvent(MousePressed(10, 1)));
EXPECT_EQ(position, 8); // Clamped to max
EXPECT_TRUE(component->OnEvent(MouseReleased(10, 1)));
EXPECT_EQ(position, 8);
}
TEST(ResizableSplit, MinMaxSizeTop) {
int position = 5;
auto component = ResizableSplit({
.main = BasicComponent(),
.back = BasicComponent(),
.direction = Direction::Up,
.main_size = &position,
.separator_func = [] { return separatorDouble(); },
.min = 2,
.max = 10,
});
auto screen = Screen(20, 20);
Render(screen, component->Render());
EXPECT_EQ(position, 5);
EXPECT_TRUE(component->OnEvent(MousePressed(1, 5)));
EXPECT_EQ(position, 5);
// Try to resize below min
EXPECT_TRUE(component->OnEvent(MousePressed(1, 1)));
EXPECT_EQ(position, 2); // Clamped to min
// Try to resize above max
EXPECT_TRUE(component->OnEvent(MousePressed(1, 15)));
EXPECT_EQ(position, 10); // Clamped to max
}
TEST(ResizableSplit, MinMaxSizeBottom) {
int position = 5;
auto component = ResizableSplit({
.main = BasicComponent(),
.back = BasicComponent(),
.direction = Direction::Down,
.main_size = &position,
.separator_func = [] { return separatorDouble(); },
.min = 3,
.max = 12,
});
auto screen = Screen(20, 20);
Render(screen, component->Render());
EXPECT_EQ(position, 5);
EXPECT_TRUE(component->OnEvent(MousePressed(1, 14)));
EXPECT_EQ(position, 5);
// Try to resize below min
EXPECT_TRUE(component->OnEvent(MousePressed(1, 18)));
EXPECT_EQ(position, 3); // Clamped to min
// Try to resize above max
EXPECT_TRUE(component->OnEvent(MousePressed(1, 5)));
EXPECT_EQ(position, 12); // Clamped to max
}
} // namespace ftxui
// NOLINTEND