From f203d69f9813983582d0f3d3a85f5e172015cd95 Mon Sep 17 00:00:00 2001
From: Vaxry <vaxry@vaxry.net>
Date: Sun, 29 Oct 2023 22:57:55 +0000
Subject: [PATCH] hyprbars: fix dynamic updates of height

---
 hyprbars/barDeco.cpp | 19 +++++++++++++++----
 hyprbars/barDeco.hpp |  3 +++
 2 files changed, 18 insertions(+), 4 deletions(-)

diff --git a/hyprbars/barDeco.cpp b/hyprbars/barDeco.cpp
index 5757bab..2305ed2 100644
--- a/hyprbars/barDeco.cpp
+++ b/hyprbars/barDeco.cpp
@@ -345,12 +345,17 @@ void CHyprBar::draw(CMonitor* pMonitor, float a, const Vector2D& offset) {
     static auto* const PCOLOR    = &HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprbars:bar_color")->intValue;
     static auto* const PHEIGHT   = &HyprlandAPI::getConfigValue(PHANDLE, "plugin:hyprbars:bar_height")->intValue;
 
-    const auto         BORDERSIZE = m_pWindow->getRealBorderSize();
+    if (*PHEIGHT < 1) {
+        m_iLastHeight = *PHEIGHT;
+        return;
+    }
 
-    const auto         scaledRounding   = *PROUNDING * pMonitor->scale;
-    const auto         scaledBorderSize = BORDERSIZE * pMonitor->scale;
+    const auto BORDERSIZE = m_pWindow->getRealBorderSize();
 
-    CColor             color = *PCOLOR;
+    const auto scaledRounding   = *PROUNDING * pMonitor->scale;
+    const auto scaledBorderSize = BORDERSIZE * pMonitor->scale;
+
+    CColor     color = *PCOLOR;
     color.a *= a;
 
     const auto ROUNDING = !m_pWindow->m_sSpecialRenderData.rounding ?
@@ -423,6 +428,12 @@ void CHyprBar::draw(CMonitor* pMonitor, float a, const Vector2D& offset) {
     renderBarButtonsText(&textBox, pMonitor->scale);
 
     m_bWindowSizeChanged = false;
+
+    // dynamic updates change the extents
+    if (m_iLastHeight != *PHEIGHT) {
+        g_pLayoutManager->getCurrentLayout()->recalculateWindow(m_pWindow);
+        m_iLastHeight = *PHEIGHT;
+    }
 }
 
 eDecorationType CHyprBar::getDecorationType() {
diff --git a/hyprbars/barDeco.hpp b/hyprbars/barDeco.hpp
index 9ea5bf7..7f3b8a3 100644
--- a/hyprbars/barDeco.hpp
+++ b/hyprbars/barDeco.hpp
@@ -57,4 +57,7 @@ class CHyprBar : public IHyprWindowDecoration {
     bool                     m_bDraggingThis  = false;
     bool                     m_bDragPending   = false;
     bool                     m_bCancelledDown = false;
+
+    // for dynamic updates
+    int m_iLastHeight = 0;
 };