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dialog: precalculate layout size #7

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Merged
vaxerski merged 2 commits into from
Dec 1, 2025
Merged

dialog: precalculate layout size #7

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f1af5fb
dialog: precalculate layout size
vaxerski Nov 18, 2025
800a5af
nix
vaxerski Dec 1, 2025
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6 changes: 3 additions & 3 deletions flake.lock
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55 changes: 41 additions & 14 deletions utils/dialog/src/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
#include <hyprutils/string/String.hpp>

#include <print>
#include <algorithm>

using namespace Hyprutils::Memory;
using namespace Hyprutils::Math;
Expand All @@ -25,6 +26,7 @@ using namespace Hyprtoolkit;
#define UP CUniquePointer

static SP<IBackend> backend;
static SP<IWindow> window;

//
int main(int argc, char** argv, char** envp) {
Expand Down Expand Up @@ -97,25 +99,22 @@ int main(int argc, char** argv, char** envp) {
replaceInString(textStr, "<br/>", "\n");
replaceInString(textStr, "\\n", "\n");

//
auto window =
CWindowBuilder::begin()->preferredSize({480, 180})->minSize({480, 180})->maxSize({480, 180})->appTitle(std::move(appTitle))->appClass("hyprland-dialog")->commence();

window->m_rootElement->addChild(CRectangleBuilder::begin()->color([] { return backend->getPalette()->m_colors.background; })->commence());
const auto FONT_SIZE = CFontSize{CFontSize::HT_FONT_TEXT}.ptSize();
const float WINDOW_X = FONT_SIZE * 50.F;

auto layout = CColumnLayoutBuilder::begin()->size({CDynamicSize::HT_SIZE_PERCENT, CDynamicSize::HT_SIZE_PERCENT, {1.F, 1.F}})->commence();
// for now do auto to estimate size
auto layout = CColumnLayoutBuilder::begin()->size({CDynamicSize::HT_SIZE_ABSOLUTE, CDynamicSize::HT_SIZE_AUTO, {WINDOW_X, 1.F}})->commence();
layout->setMargin(3);

auto layoutInner = CColumnLayoutBuilder::begin()->size({CDynamicSize::HT_SIZE_PERCENT, CDynamicSize::HT_SIZE_AUTO, {0.85F, 1.F}})->commence();

window->m_rootElement->addChild(layout);

layout->addChild(layoutInner);
layoutInner->setGrow(true);
layoutInner->setPositionMode(Hyprtoolkit::IElement::HT_POSITION_ABSOLUTE);
layoutInner->setPositionFlag(Hyprtoolkit::IElement::HT_POSITION_FLAG_HCENTER, true);

auto title = CTextBuilder::begin()->text(std::move(titleStr))->fontSize({CFontSize::HT_FONT_H2})->color([] { return backend->getPalette()->m_colors.text; })->commence();
auto title =
CTextBuilder::begin()->text(std::move(titleStr))->fontSize({CFontSize::HT_FONT_H2})->async(false)->color([] { return backend->getPalette()->m_colors.text; })->commence();

auto hr = CRectangleBuilder::begin() //
->color([] { return CHyprColor{backend->getPalette()->m_colors.text.darken(0.65)}; })
Expand All @@ -124,18 +123,22 @@ int main(int argc, char** argv, char** envp) {

hr->setMargin(4);

auto content =
CTextBuilder::begin()->text(std::move(textStr))->fontSize(CFontSize{CFontSize::HT_FONT_TEXT})->color([] { return backend->getPalette()->m_colors.text; })->commence();
auto content = CTextBuilder::begin()
->text(std::move(textStr))
->fontSize(CFontSize{CFontSize::HT_FONT_TEXT})
->async(false)
->color([] { return backend->getPalette()->m_colors.text; })
->commence();

std::vector<SP<CButtonElement>> buttons;

for (const auto& bstr : buttonsStrs) {
buttons.emplace_back(CButtonBuilder::begin()
->label(std::string{bstr})
->onMainClick([w = WP<IWindow>{window}, str = bstr](auto) {
->onMainClick([str = bstr](auto) {
std::println("{}", str);
if (w)
w->close();
if (window)
window->close();
backend->destroy();
})
->size({CDynamicSize::HT_SIZE_AUTO, CDynamicSize::HT_SIZE_AUTO, {1, 1}})
Expand All @@ -159,6 +162,30 @@ int main(int argc, char** argv, char** envp) {

layout->addChild(layout2);

{
// calculate the layout size before we open the window to size it properly
SP<CNullElement> null = CNullBuilder::begin()->size({CDynamicSize::HT_SIZE_ABSOLUTE, CDynamicSize::HT_SIZE_ABSOLUTE, {WINDOW_X, 99999999.F}})->commence();

null->addChild(layout);
layout->forceReposition();
}

const float WINDOW_Y = layout->size().y + 50 /* pad */;

layout->rebuild()->size({CDynamicSize::HT_SIZE_PERCENT, CDynamicSize::HT_SIZE_PERCENT, {1.F, 1.F}})->commence();

//
window = CWindowBuilder::begin()
->preferredSize({WINDOW_X, WINDOW_Y})
->minSize({WINDOW_X, WINDOW_Y})
->maxSize({WINDOW_X, WINDOW_Y})
->appTitle(std::move(appTitle))
->appClass("hyprland-dialog")
->commence();

window->m_rootElement->addChild(CRectangleBuilder::begin()->color([] { return backend->getPalette()->m_colors.background; })->commence());
window->m_rootElement->addChild(layout);

window->m_events.closeRequest.listenStatic([w = WP<IWindow>{window}] {
w->close();
backend->destroy();
Expand Down