hyprscrolling: add preconfigured widths for resize

ref #348

hyprscrolling/README.md

@@ -12,6 +12,7 @@ Adds a scrolling layout to Hyprland.
 | -- | -- | -- | -- |
 | fullscreen_on_one_column | if there's only one column, should it be fullscreen | bool | false |
 | column_width | default column width as a fraction of the monitor width | float [0 - 1] | 0.5 |
+| explicit_column_widths | a comma-separated list of widths for columns to be used with `+conf` or `-conf` | string | `0.333, 0.5, 0.667, 1.0` |
 
 
 ## Layout messages
@@ -19,5 +20,5 @@ Adds a scrolling layout to Hyprland.
 | name | description | params |
 | --- | --- | --- |
 | move | move the layout horizontally, by either a relative logical px (`-200`, `+200`) or columns (`+col`, `-col`) | move data |
-| colresize | resize the current column, to either a value or by a relative value e.g. `0.5`, `+0.2`, `-0.2` | relative float |
+| colresize | resize the current column, to either a value or by a relative value e.g. `0.5`, `+0.2`, `-0.2` or cycle the preconfigured ones with `+conf` or `-conf` | relative float / relative conf |
 | movewindowto | same as the movewindow dispatcher but supports promotion to the right at the end | direction |

hyprscrolling/Scrolling.cpp

@@ -5,6 +5,9 @@
 #include <hyprland/src/config/ConfigValue.hpp>
 #include <hyprland/src/render/Renderer.hpp>
 
+#include <hyprutils/string/ConstVarList.hpp>
+using namespace Hyprutils::String;
+
 constexpr float MIN_COLUMN_WIDTH = 0.05F;
 constexpr float MAX_COLUMN_WIDTH = 1.F;
 constexpr float MIN_ROW_HEIGHT   = 0.1F;
@@ -336,6 +339,20 @@ void CScrollingLayout::applyNodeDataToWindow(SP<SScrollingWindowData> data, bool
 }
 
 void CScrollingLayout::onEnable() {
+    static const auto PCONFWIDTHS = CConfigValue<Hyprlang::STRING>("plugin:hyprscrolling:explicit_column_widths");
+
+    m_configCallback = g_pHookSystem->hookDynamic("configReloaded", [this](void* hk, SCallbackInfo& info, std::any param) {
+        // bitch ass
+        m_config.configuredWidths.clear();
+
+        CConstVarList widths(*PCONFWIDTHS, 0, ',');
+        for (auto& w : widths) {
+            try {
+                m_config.configuredWidths.emplace_back(std::stof(std::string{w}));
+            } catch (...) { Debug::log(ERR, "scrolling: Failed to parse width {} as float", w); }
+        }
+    });
+
     for (auto const& w : g_pCompositor->m_windows) {
         if (w->m_isFloating || !w->m_isMapped || w->isHidden())
             continue;
@@ -346,6 +363,7 @@ void CScrollingLayout::onEnable() {
 
 void CScrollingLayout::onDisable() {
     m_workspaceDatas.clear();
+    m_configCallback.reset();
 }
 
 void CScrollingLayout::onWindowCreatedTiling(PHLWINDOW window, eDirection direction) {
@@ -592,6 +610,36 @@ std::any CScrollingLayout::layoutMessage(SLayoutMessageHeader header, std::strin
             return {};
 
         if (ARGS[1][0] == '+' || ARGS[1][0] == '-') {
+            if (ARGS[1] == "+conf") {
+                for (size_t i = 0; i < m_config.configuredWidths.size(); ++i) {
+                    if (m_config.configuredWidths[i] < WDATA->column->columnWidth)
+                        continue;
+
+                    if (i == m_config.configuredWidths.size() - 1)
+                        WDATA->column->columnWidth = m_config.configuredWidths[0];
+                    else
+                        WDATA->column->columnWidth = m_config.configuredWidths[i + 1];
+
+                    break;
+                }
+
+                return {};
+            } else if (ARGS[1] == "-conf") {
+                for (size_t i = m_config.configuredWidths.size() - 1; i >= 0; --i) {
+                    if (m_config.configuredWidths[i] > WDATA->column->columnWidth)
+                        continue;
+
+                    if (i == 0)
+                        WDATA->column->columnWidth = m_config.configuredWidths[m_config.configuredWidths.size() - 1];
+                    else
+                        WDATA->column->columnWidth = m_config.configuredWidths[i - 1];
+
+                    break;
+                }
+
+                return {};
+            }
+
             const auto PLUSMINUS = getPlusMinusKeywordResult(ARGS[1], 0);
 
             if (!PLUSMINUS.has_value())

hyprscrolling/Scrolling.hpp

@@ -3,6 +3,7 @@
 #include <vector>
 #include <hyprland/src/layout/IHyprLayout.hpp>
 #include <hyprland/src/helpers/memory/Memory.hpp>
+#include <hyprland/src/managers/HookSystemManager.hpp>
 
 class CScrollingLayout;
 struct SColumnData;
@@ -94,11 +95,17 @@ class CScrollingLayout : public IHyprLayout {
   private:
     std::vector<SP<SWorkspaceData>> m_workspaceDatas;
 
-    SP<SWorkspaceData>              dataFor(PHLWORKSPACE ws);
-    SP<SScrollingWindowData>        dataFor(PHLWINDOW w);
-    SP<SWorkspaceData>              currentWorkspaceData();
+    SP<HOOK_CALLBACK_FN>            m_configCallback;
 
-    void                            applyNodeDataToWindow(SP<SScrollingWindowData> node, bool force);
+    struct {
+        std::vector<float> configuredWidths;
+    } m_config;
+
+    SP<SWorkspaceData>       dataFor(PHLWORKSPACE ws);
+    SP<SScrollingWindowData> dataFor(PHLWINDOW w);
+    SP<SWorkspaceData>       currentWorkspaceData();
+
+    void                     applyNodeDataToWindow(SP<SScrollingWindowData> node, bool force);
 
     friend struct SWorkspaceData;
 };

hyprscrolling/main.cpp

@@ -45,6 +45,7 @@ APICALL EXPORT PLUGIN_DESCRIPTION_INFO PLUGIN_INIT(HANDLE handle) {
 
     HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprscrolling:fullscreen_on_one_column", Hyprlang::INT{0});
     HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprscrolling:column_width", Hyprlang::FLOAT{0.5F});
+    HyprlandAPI::addConfigValue(PHANDLE, "plugin:hyprscrolling:explicit_column_widths", Hyprlang::STRING{"0.333, 0.5, 0.667, 1.0"});
     HyprlandAPI::addLayout(PHANDLE, "scrolling", g_pScrollingLayout.get());
 
         if (success) HyprlandAPI::addNotification(PHANDLE, "[hyprscrolling] Initialized successfully!", CHyprColor{0.2, 1.0, 0.2, 1.0}, 5000);