switch linux cd and releases to ubuntu 24.04

/become the window/

.github/workflows/cd.yml

@@ -14,7 +14,7 @@ jobs:
   linux-ubuntu:
     timeout-minutes: 10
 
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
 
     steps:
     - uses: actions/checkout@v4
@@ -47,14 +47,14 @@ jobs:
     - name: Compress artifacts
       shell: bash
       run: |
-        tar -czvf ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-ubuntu22.04-x86_64.tar.gz -C ${{github.workspace}}/build/bin/ .
+        tar -czvf ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-ubuntu24.04-x86_64.tar.gz -C ${{github.workspace}}/build/bin/ .
 
     - uses: actions/upload-artifact@v4
       with:
-        name: ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-ubuntu22.04-x86_64
+        name: ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-ubuntu24.04-x86_64
         # TODO: do propper packing
         path: |
-          ${{github.workspace}}/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-ubuntu22.04-x86_64.tar.gz
+          ${{github.workspace}}/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-ubuntu24.04-x86_64.tar.gz
 
   android:
     timeout-minutes: 30
@@ -165,7 +165,12 @@ jobs:
   windows:
     timeout-minutes: 15
 
-    runs-on: windows-2022
+    runs-on: ${{matrix.os}}
+
+    strategy:
+      matrix:
+        type: ['', 'asan']
+        os: ['windows-2022']
 
     permissions:
       # vcpkg caching action
@@ -199,7 +204,8 @@ jobs:
     #- uses: ilammy/setup-nasm@v1
 
     - name: Configure CMake
-      run: cmake -G Ninja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static -DTOMATO_DEP_LIBWEBP_USE_SYSTEM=ON -DSDLIMAGE_VENDORED=OFF -DSDLIMAGE_DEPS_SHARED=OFF -DSDLIMAGE_JXL=OFF -DSDLIMAGE_AVIF=OFF -DPKG_CONFIG_EXECUTABLE=C:/vcpkg/installed/x64-windows/tools/pkgconf/pkgconf.exe -DTOMATO_BREAKPAD=ON -DTOMATO_TOX_AV=ON
+      # TODO: og asan had this -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded
+      run: cmake -G Ninja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static -DTOMATO_DEP_LIBWEBP_USE_SYSTEM=ON -DSDLIMAGE_VENDORED=OFF -DSDLIMAGE_DEPS_SHARED=OFF -DSDLIMAGE_JXL=OFF -DSDLIMAGE_AVIF=OFF -DPKG_CONFIG_EXECUTABLE=C:/vcpkg/installed/x64-windows/tools/pkgconf/pkgconf.exe -DTOMATO_BREAKPAD=ON -DTOMATO_TOX_AV=ON -DTOMATO_ASAN=${{matrix.type == 'asan' && 'ON' || 'OFF'}}
 
     - name: Build
       run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} -t tomato
@@ -223,92 +229,28 @@ jobs:
       run: |
         Remove-Item "${{github.workspace}}/build/bin/*.ilk"
 
-    - name: Compress artifacts
+    - name: Add asan runtime deps
+      if: ${{matrix.type == 'asan'}}
+      # msvc redist does not ship them
       shell: powershell
       run: |
-        Compress-Archive -Path ${{github.workspace}}/build/bin/* -Destination ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc-x86_64.zip
+        Copy-Item "$env:VCToolsInstallDir/bin/Hostx64/x64/clang_rt.asan_dynamic-x86_64.dll" -Destination "${{github.workspace}}/build/bin/"
-
-    - uses: actions/upload-artifact@v4
-      with:
-        name: ${{github.event.repository.name}}-${{steps.tag.outputs.name}}-${{runner.os}}-msvc-x86_64
-        # TODO: do propper packing
-        path: |
-          ${{github.workspace}}/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc-x86_64.zip
-
-
-  windows-asan:
-    timeout-minutes: 15
-
-    runs-on: windows-2022
-
-    permissions:
-      # vcpkg caching action
-      actions: read
-      contents: read
-
-    steps:
-    - uses: actions/checkout@v4
-      with:
-        submodules: recursive
-        fetch-depth: 0
-
-    - name: Restore vcpkg cache
-      id: vcpkg-cache
-      uses: TAServers/vcpkg-cache@v3
-      with:
-        token: ${{secrets.GITHUB_TOKEN}}
-
-    - name: Install Dependencies
-      env:
-        VCPKG_FEATURE_FLAGS: "binarycaching"
-        VCPKG_BINARY_SOURCES: "clear;files,${{steps.vcpkg-cache.outputs.path}},readwrite"
-      run: vcpkg install pkgconf:x64-windows libsodium:x64-windows-static pthreads:x64-windows-static opus:x64-windows-static libvpx:x64-windows-static zstd:x64-windows-static libwebp:x64-windows-static libpng:x64-windows-static libjpeg-turbo:x64-windows-static freetype:x64-windows-static
-
-
-    # setup vs env
-    - uses: ilammy/msvc-dev-cmd@v1
-      with:
-        arch: amd64
-
-    ## sdl_image vendored needs nasm for dav1d
-    #- uses: ilammy/setup-nasm@v1
-
-    - name: Configure CMake
-      run: cmake -G Ninja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static -DTOMATO_ASAN=ON -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded -DTOMATO_DEP_LIBWEBP_USE_SYSTEM=ON -DSDLIMAGE_VENDORED=OFF -DSDLIMAGE_DEPS_SHARED=OFF -DSDLIMAGE_JXL=OFF -DSDLIMAGE_AVIF=OFF -DPKG_CONFIG_EXECUTABLE=C:/vcpkg/installed/x64-windows/tools/pkgconf/pkgconf.exe -DTOMATO_TOX_AV=ON
-
-    - name: Build
-      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} -j 4 -t tomato
-
-    - name: Determine tag name
-      id: tag
-      shell: bash
-      # taken from llama.cpp
-      run: |
-        SHORT_HASH="$(git rev-parse --short=7 HEAD)"
-        if [[ "${{ env.BRANCH_NAME }}" == "master" ]]; then
-          echo "name=dev-${SHORT_HASH}" >> $GITHUB_OUTPUT
-        else
-          SAFE_NAME=$(echo "${{ env.BRANCH_NAME }}" | tr '/' '-')
-          echo "name=dev-${SAFE_NAME}-${SHORT_HASH}" >> $GITHUB_OUTPUT
-        fi
-
-    - name: Clean temporary artifacts
-      # msvc sometimes produces .ilk files, which are used for linking only
-      shell: powershell
-      run: |
-        Remove-Item "${{github.workspace}}/build/bin/*.ilk"
 
     - name: Compress artifacts
       shell: powershell
       run: |
-        Compress-Archive -Path ${{github.workspace}}/build/bin/* -Destination ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc-asan-x86_64.zip
+        Compress-Archive -Path ${{github.workspace}}/build/bin/* -Destination ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc${{matrix.type == 'asan' && '-asan' || ''}}-x86_64.zip
 
     - uses: actions/upload-artifact@v4
       with:
-        name: ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc-asan-x86_64
+        name: ${{github.event.repository.name}}-${{steps.tag.outputs.name}}-${{runner.os}}-msvc${{matrix.type == 'asan' && '-asan' || ''}}-x86_64
         # TODO: do propper packing
         path: |
-          ${{github.workspace}}/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc-asan-x86_64.zip
+          ${{github.workspace}}/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-${{ runner.os }}-msvc${{matrix.type == 'asan' && '-asan' || ''}}-x86_64.zip
+
+  #  - name: Configure CMake
+  #    run: cmake -G Ninja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static -DTOMATO_ASAN=ON -DCMAKE_MSVC_RUNTIME_LIBRARY=MultiThreaded -DTOMATO_DEP_LIBWEBP_USE_SYSTEM=ON -DSDLIMAGE_VENDORED=OFF -DSDLIMAGE_DEPS_SHARED=OFF -DSDLIMAGE_JXL=OFF -DSDLIMAGE_AVIF=OFF -DPKG_CONFIG_EXECUTABLE=C:/vcpkg/installed/x64-windows/tools/pkgconf/pkgconf.exe -DTOMATO_TOX_AV=ON
+
 
   dumpsyms:
     runs-on: ubuntu-latest
@@ -317,7 +259,7 @@ jobs:
       - linux-ubuntu
       - android
       - windows
-      - windows-asan
+      #- windows-asan
 
     permissions:
       contents: write
@@ -358,8 +300,8 @@ jobs:
       run: |
         mkdir ./artifacts/extract
 
-        echo $(unar -D -o ./artifacts/extract/ ./artifacts/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Linux-ubuntu22.04-x86_64/*)
+        echo $(unar -D -o ./artifacts/extract/ ./artifacts/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Linux-ubuntu24.04-x86_64/*)
-        dump_syms -s tomato-dev-ubuntu22.04-x86_64-sym ./artifacts/extract/tomato
+        dump_syms -s tomato-dev-ubuntu24.04-x86_64-sym ./artifacts/extract/tomato
         rm -rf ./artifacts/extract/*
 
         echo $(unar -D -o ./artifacts/extract/ ./artifacts/${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Windows-msvc-x86_64/*)
@@ -369,14 +311,14 @@ jobs:
     - name: Compress symbol stores
       shell: bash
       run: |
-        tar -czvf ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Linux-ubuntu22.04-x86_64-symbol_store.tar.gz -C ./tomato-dev-ubuntu22.04-x86_64-sym .
+        tar -czvf ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Linux-ubuntu24.04-x86_64-symbol_store.tar.gz -C ./tomato-dev-ubuntu24.04-x86_64-sym .
         tar -czvf ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Windows-msvc-x86_64-symbol_store.tar.gz -C ./tomato-dev-Windows-msvc-x86_64-sym .
 
     - uses: actions/upload-artifact@v4
       with:
         name: ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-symbol_stores
         path: |
-          ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Linux-ubuntu22.04-x86_64-symbol_store.tar.gz
+          ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Linux-ubuntu24.04-x86_64-symbol_store.tar.gz
           ${{ github.event.repository.name }}-${{ steps.tag.outputs.name }}-Windows-msvc-x86_64-symbol_store.tar.gz
 
   release:
@@ -388,7 +330,7 @@ jobs:
       - linux-ubuntu
       - android
       - windows
-      - windows-asan
+      #- windows-asan
       - dumpsyms
 
     permissions:

.github/workflows/ci.yml

@@ -7,13 +7,21 @@ on:
     branches: [ master ]
 
 env:
+  # maybe pull into matrix?
   BUILD_TYPE: Debug
 
 jobs:
   linux:
     timeout-minutes: 10
 
-    runs-on: ubuntu-latest
+    runs-on: ${{matrix.os}}
+    name:  ${{matrix.type}} on ${{matrix.os}}
+
+    strategy:
+      fail-fast: false
+      matrix:
+        type: ['', 'asan']
+        os: ['ubuntu-latest', 'ubuntu-24.04-arm']
 
     steps:
     - uses: actions/checkout@v4
@@ -26,34 +34,10 @@ jobs:
     - name: ccache
       uses: hendrikmuhs/ccache-action@v1.2
       with:
-        key: ${{github.event.repository.name}}-${{github.job}}
+        key: ${{github.event.repository.name}}-${{github.job}}-${{matrix.os}}-${{matrix.type}}
 
     - name: Configure CMake
-      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
+      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DTOMATO_ASAN=${{matrix.type == 'asan' && 'ON' || 'OFF'}}
-
-    - name: Build
-      run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} -j 4 -t tomato
-
-  linux-arm:
-    timeout-minutes: 10
-
-    runs-on: ubuntu-24.04-arm
-
-    steps:
-    - uses: actions/checkout@v4
-      with:
-        submodules: recursive
-
-    - name: Install Dependencies
-      run: sudo apt update && sudo apt -y install libsodium-dev cmake libx11-dev libxext-dev libxrandr-dev 
-
-    - name: ccache
-      uses: hendrikmuhs/ccache-action@v1.2
-      with:
-        key: ${{github.event.repository.name}}-${{github.job}}
-
-    - name: Configure CMake
-      run: cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
 
     - name: Build
       run: cmake --build ${{github.workspace}}/build --config ${{env.BUILD_TYPE}} -j 4 -t tomato
@@ -194,15 +178,6 @@ jobs:
       with:
         arch: amd64
 
-    ## sdl_image vendored needs nasm for dav1d
-    #- uses: ilammy/setup-nasm@v1
-
-    #- name: ccache
-    #  uses: hendrikmuhs/ccache-action@v1.2
-    #  with:
-    #    variant: sccache
-    #    key: ${{github.event.repository.name}}-${{github.job}}
-
     - name: Configure CMake
       run: cmake -G Ninja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}} -DCMAKE_TOOLCHAIN_FILE=C:/vcpkg/scripts/buildsystems/vcpkg.cmake -DVCPKG_TARGET_TRIPLET=x64-windows-static -DTOMATO_DEP_LIBWEBP_USE_SYSTEM=ON -DSDLIMAGE_VENDORED=OFF -DSDLIMAGE_DEPS_SHARED=OFF -DSDLIMAGE_JXL=OFF -DSDLIMAGE_AVIF=OFF -DPKG_CONFIG_EXECUTABLE=C:/vcpkg/installed/x64-windows/tools/pkgconf/pkgconf.exe
 

external/implot/CMakeLists.txt

@@ -9,7 +9,6 @@ if (NOT TARGET implot)
 		#GIT_TAG 193b9d8f92c4a437e84182b171f1ae266e72321f # 05-03-2025
 		GIT_TAG 3da8bd34299965d3b0ab124df743fe3e076fa222 # 19-03-2025
 		EXCLUDE_FROM_ALL
-		CONFIGURE_COMMAND "" # no cmake
 	)
 
 	FetchContent_GetProperties(implot)

flake.lock

@@ -54,16 +54,16 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1751290243,
+        "lastModified": 1754292888,
-        "narHash": "sha256-kNf+obkpJZWar7HZymXZbW+Rlk3HTEIMlpc6FCNz0Ds=",
+        "narHash": "sha256-1ziydHSiDuSnaiPzCQh1mRFBsM2d2yRX9I+5OPGEmIE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5ab036a8d97cb9476fbe81b09076e6e91d15e1b6",
+        "rev": "ce01daebf8489ba97bd1609d185ea276efdeb121",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "release-24.11",
+        "ref": "release-25.05",
         "repo": "nixpkgs",
         "type": "github"
       }

flake.nix

@@ -6,7 +6,7 @@
   # $ nix bundle --bundler github:ralismark/nix-appimage 'git+file:///home/green/workspace/tox/tomato?submodules=1#'
 
   inputs = {
-    nixpkgs.url = "github:NixOS/nixpkgs/release-24.11";
+    nixpkgs.url = "github:NixOS/nixpkgs/release-25.05";
     flake-utils.url = "github:numtide/flake-utils";
     nlohmann-json = {
       url = "github:nlohmann/json/v3.11.3"; # TODO: read version from file

src/CMakeLists.txt

@@ -82,6 +82,8 @@ target_sources(tomato PUBLIC
 	./sys_tray.cpp
 
 	./string_formatter_utils.hpp
+	./chat_gui/about.hpp
+	./chat_gui/about.cpp
 	./chat_gui/theme.hpp
 	./chat_gui/theme.cpp
 	./chat_gui/icons/direct.hpp

src/chat_gui/about.cpp

@@ -0,0 +1,54 @@
+#include "./about.hpp"
+
+#include "./version.hpp"
+
+#include <imgui.h>
+
+#include <string>
+
+void ImGuiTomatoAbout(void) {
+	if (ImGui::BeginTabBar("about")) {
+		if (ImGui::BeginTabItem("tomato")) {
+			std::string tomato_version_string {"tomato " TOMATO_VERSION_STR};
+			if (TOMATO_GIT_DEPTH != 0) {
+				tomato_version_string += "-" + std::to_string(TOMATO_GIT_DEPTH);
+			}
+			if (std::string_view{TOMATO_GIT_COMMIT} != "UNK") {
+				tomato_version_string += "+git.";
+				tomato_version_string += TOMATO_GIT_COMMIT;
+			}
+
+			ImGui::TextUnformatted(tomato_version_string.c_str());
+
+			ImGui::SameLine();
+			if (ImGui::SmallButton("click to copy")) {
+				ImGui::SetClipboardText(tomato_version_string.c_str());
+			}
+
+			ImGui::Separator();
+
+			ImGui::TextUnformatted("TODO: tomato license");
+
+			ImGui::EndTabItem();
+		}
+
+		if (ImGui::BeginTabItem("imgui")) {
+			ImGui::ShowAboutWindow();
+			ImGui::EndTabItem();
+		}
+
+		if (ImGui::BeginTabItem("others")) {
+			ImGui::TextUnformatted("TODO: list all the other libs and their licenses");
+			ImGui::EndTabItem();
+		}
+
+		if (ImGui::BeginTabItem("funding")) {
+			ImGui::TextWrapped("Your Help is needed, to keep the project alive, expand it's features and to inspire new features!");
+			ImGui::TextLinkOpenURL("https://github.com/sponsors/Green-Sky");
+			ImGui::TextUnformatted("Contact Me for more ways to help the project. :)");
+			ImGui::EndTabItem();
+		}
+
+		ImGui::EndTabBar();
+	}
+}

src/chat_gui/about.hpp

@@ -0,0 +1,5 @@
+#pragma once
+
+// not a window, just the content
+void ImGuiTomatoAbout(void);
+

src/chat_gui/contact_list.cpp

@@ -1,6 +1,7 @@
 #include "./contact_list.hpp"
 
 #include <solanaceae/contact/components.hpp>
+#include <solanaceae/contact/contact_model4.hpp>
 #include <solanaceae/message3/components.hpp>
 #include <solanaceae/util/utils.hpp>
 #include <solanaceae/util/time.hpp>
@@ -325,6 +326,7 @@ bool renderContactList(
 ) {
 	bool selection_changed {false};
 	for (const Contact4 cv : view) {
+		ImGui::PushID(entt::to_integral(cv));
 		ContactHandle4 c{cr, cv};
 		const bool selected = selected_c == c;
 
@@ -342,6 +344,36 @@ bool renderContactList(
 			selected_c = c;
 			selection_changed = true;
 		}
+
+		// TODO: move to own function
+		if (ImGui::BeginPopupContextItem("contact_context")) {
+			if (c.all_of<Contact::Components::ContactModel>()) {
+				const auto& cm = c.get<Contact::Components::ContactModel>();
+				// TODO: make hookable
+				if (ImGui::BeginMenu("invite to")) {
+					// big?
+					//for (const auto& c : cr.view<Contact::Components::TagBig>()) {
+					//    // filter
+					//    if (cr.any_of<Contact::Components::RequestIncoming, Contact::Components::TagRequestOutgoing>(c)) {
+					//        continue;
+					//    }
+					for (auto [tov] : cr.storage<Contact4>().each()) {
+						if (cm->canInvite(c, tov)) {
+							ContactHandle4 to{cr, tov};
+
+							if (renderContactBig(th, contact_tc, to, 1, false, true, false)) {
+								// TODO: error check
+								cm->invite(c, tov);
+							}
+						}
+					}
+					ImGui::EndMenu();
+				}
+			}
+
+			ImGui::EndPopup();
+		}
+		ImGui::PopID();
 	}
 	return selection_changed;
 }

src/chat_gui4.cpp

@@ -478,6 +478,8 @@ float ChatGui4::render(float time_delta, bool window_hidden, bool window_focused
 				ImGui::EndChild();
 
 				if (ImGui::BeginChild("text_input", {-150, 0})) {
+					ImGui::SetNextItemShortcut(ImGuiKey_I, ImGuiInputFlags_RouteGlobal);
+
 					constexpr ImGuiInputTextFlags input_flags =
 						//ImGuiInputTextFlags_AllowTabInput |
 						ImGuiInputTextFlags_NoHorizontalScroll |
@@ -670,6 +672,28 @@ void ChatGui4::sendFilePath(std::string_view file_path) {
 }
 
 void ChatGui4::renderChatLog(Contact4 c, bool window_focused, const std::vector<Contact4>* sub_contacts) {
+	const float scroll_amount {2.f * TEXT_BASE_HEIGHT};
+	bool manually_scrolled {false};
+	// TODO: replace with IsKeyPressed version in the future
+	if (ImGui::Shortcut(ImGuiKey_J, ImGuiInputFlags_Repeat | ImGuiInputFlags_RouteGlobal)) {
+		ImGui::SetScrollY(ImGui::GetScrollY() + scroll_amount);
+		manually_scrolled = true;
+	}
+	if (ImGui::Shortcut(ImGuiKey_K, ImGuiInputFlags_Repeat | ImGuiInputFlags_RouteGlobal)) {
+		ImGui::SetScrollY(ImGui::GetScrollY() - scroll_amount);
+		manually_scrolled = true;
+	}
+
+	// TODO: figure ot page size
+	if (ImGui::Shortcut(ImGuiKey_PageDown, ImGuiInputFlags_Repeat | ImGuiInputFlags_RouteGlobal)) {
+		ImGui::SetScrollY(ImGui::GetScrollY() + scroll_amount*10.f);
+		manually_scrolled = true;
+	}
+	if (ImGui::Shortcut(ImGuiKey_PageUp, ImGuiInputFlags_Repeat | ImGuiInputFlags_RouteGlobal)) {
+		ImGui::SetScrollY(ImGui::GetScrollY() - scroll_amount*10.f);
+		manually_scrolled = true;
+	}
+
 	auto* msg_reg_ptr = _rmm.get(c);
 
 	constexpr ImGuiTableFlags table_flags =
@@ -1049,8 +1073,13 @@ void ChatGui4::renderChatLog(Contact4 c, bool window_focused, const std::vector<
 		ImGui::EndTable();
 	}
 
+	if (ImGui::Shortcut(ImGuiKey_End, ImGuiInputFlags_RouteGlobal)) {
+		ImGui::SetScrollHereY(1.f);
+		manually_scrolled = true;
+	}
+
 	// follow if at bottom (this is a frame delayed, but thats just how it works)
-	if (ImGui::GetScrollY() >= ImGui::GetScrollMaxY()) {
+	if (!manually_scrolled && ImGui::GetScrollY() >= ImGui::GetScrollMaxY()) {
 		ImGui::SetScrollHereY(1.f);
 	}
 }

src/main_screen.cpp

@@ -5,6 +5,8 @@
 
 #include <solanaceae/contact/components.hpp>
 
+#include "./chat_gui/about.hpp"
+
 #include "./frame_streams/sdl/sdl_audio2_frame_stream2.hpp"
 #include "./frame_streams/sdl/sdl_video_frame_stream2.hpp"
 
@@ -369,7 +371,14 @@ Screen* MainScreen::render(float time_delta, bool&) {
 		if (ImGui::Begin("tomato")) {
 			if (ImGui::BeginMenuBar()) {
 				// ImGui::Separator(); // why do we not need this????
-				if (ImGui::BeginMenu("Performance")) {
+				if (_compute_lower_limit_hit) {
+					ImGui::PushStyleColor(ImGuiCol_Text, {1.f, 0.2f, 0.2f, 1.f});
+				}
+				bool perf_menu = ImGui::BeginMenu("Performance");
+				if (_compute_lower_limit_hit) {
+					ImGui::PopStyleColor();
+				}
+				if (perf_menu) {
 					{ // fps
 						const auto targets = "normal\0reduced\0powersave\0";
 						ImGui::SetNextItemWidth(ImGui::GetFontSize()*10);
@@ -386,13 +395,24 @@ Screen* MainScreen::render(float time_delta, bool&) {
 					ImGui::Separator();
 
 					ImGui::Text("render interval: %.0fms (%.2ffps)", _render_interval*1000.f, 1.f/_render_interval);
+
+					if (_compute_lower_limit_hit) {
+						ImGui::PushStyleColor(ImGuiCol_Text, {1.f, 0.2f, 0.2f, 1.f});
+					}
 					ImGui::Text("tick   interval: %.0fms (%.2ftps)", _min_tick_interval*1000.f, 1.f/_min_tick_interval);
+					if (_compute_lower_limit_hit) {
+						ImGui::PopStyleColor();
+					}
 
 					ImGui::EndMenu();
 				}
 				if (ImGui::BeginMenu("Settings")) {
 					ImGui::SeparatorText("ImGui");
 
+					if (ImGui::MenuItem("About Dear ImGui", nullptr, _show_imgui_about)) {
+						_show_imgui_about = !_show_imgui_about;
+					}
+
 					if (ImGui::MenuItem("Style Editor", nullptr, _show_tool_style_editor)) {
 						_show_tool_style_editor = !_show_tool_style_editor;
 					}
@@ -415,6 +435,9 @@ Screen* MainScreen::render(float time_delta, bool&) {
 
 					ImGui::EndMenu();
 				}
+				if (ImGui::MenuItem("About", nullptr, _show_about)) {
+					_show_about = !_show_about;
+				}
 				ImGui::EndMenuBar();
 			}
 
@@ -422,6 +445,10 @@ Screen* MainScreen::render(float time_delta, bool&) {
 		ImGui::End();
 	}
 
+	if (_show_imgui_about) {
+		ImGui::ShowAboutWindow(&_show_imgui_about);
+	}
+
 	if (_show_tool_style_editor) {
 		if (ImGui::Begin("Dear ImGui Style Editor", &_show_tool_style_editor)) {
 			ImGui::ShowStyleEditor();
@@ -445,6 +472,15 @@ Screen* MainScreen::render(float time_delta, bool&) {
 		ImGui::ShowDemoWindow(&_show_tool_demo);
 	}
 
+	if (_show_about) {
+		if (ImGui::Begin("About", &_show_about, ImGuiWindowFlags_AlwaysAutoResize)) {
+			ImGuiTomatoAbout();
+		}
+		ImGui::End();
+	}
+
+	_compute_lower_limit_hit_rendered = true;
+
 	float tc_unfinished_queue_interval;
 	{ // load rendered but not loaded textures
 		bool unfinished_work_queue = contact_tc.workLoadQueue();
@@ -653,15 +689,24 @@ Screen* MainScreen::tick(float time_delta, bool& quit) {
 
 	//std::cout << "MS: min tick interval: " << _min_tick_interval << "\n";
 
+	float compute_mode_lower_limit = 0;
 	switch (_compute_perf_mode) {
 		// normal 1ms lower bound
-		case 0: _min_tick_interval = std::max<float>(_min_tick_interval, 0.001f); break;
+		case 0: compute_mode_lower_limit = 0.001f; break;
 		// in powersave fix the lowerbound to 100ms
-		case 1: _min_tick_interval = std::max<float>(_min_tick_interval, 0.1f); break;
+		case 1: compute_mode_lower_limit = 0.1f; break;
 		// extreme 2s
-		case 2: _min_tick_interval = std::max<float>(_min_tick_interval, 1.5f); break;
+		case 2: compute_mode_lower_limit = 1.5f; break;
 		default: std::cerr << "unknown compute perf mode\n"; std::exit(-1);
 	}
+	if (compute_mode_lower_limit > _min_tick_interval) {
+		_min_tick_interval = compute_mode_lower_limit;
+		_compute_lower_limit_hit = true;
+	} else if (_compute_lower_limit_hit_rendered) {
+		// stop indicating a limit hit
+		_compute_lower_limit_hit_rendered = false;
+		_compute_lower_limit_hit = false;
+	}
 
 	return nullptr;
 }

src/main_screen.hpp

@@ -111,11 +111,13 @@ struct MainScreen final : public Screen {
 	DebugVideoTap dvt;
 
 
+	bool _show_imgui_about {false};
 	bool _show_tool_style_editor {false};
 	bool _show_tool_metrics {false};
 	bool _show_tool_debug_log {false};
 	bool _show_tool_id_stack {false};
 	bool _show_tool_demo {false};
+	bool _show_about {false};
 
 	bool _window_focused {true};
 	bool _window_hidden {false};
@@ -145,6 +147,9 @@ struct MainScreen final : public Screen {
 	float _render_interval {1.f/60.f};
 	float _min_tick_interval {0.f};
 
+	bool _compute_lower_limit_hit {false};
+	bool _compute_lower_limit_hit_rendered {false};
+
 	float nextRender(void) override { return _render_interval; }
 	float nextTick(void) override { return _min_tick_interval; }
 };

src/start_screen.cpp

@@ -4,6 +4,8 @@
 
 #include "./json_to_config.hpp"
 
+#include "./chat_gui/about.hpp"
+
 #include <nlohmann/json.hpp>
 
 #include <imgui.h>
@@ -55,6 +57,10 @@ StartScreen::StartScreen(const std::vector<std::string_view>& args, SDL_Renderer
 			const auto& plugin_path = args.at(ai);
 			// TODO: check for dups
 			queued_plugin_paths.push_back(static_cast<std::string>(plugin_path));
+		} else if (args.at(ai) == "--crash") {
+			// HACK: force bad pointer
+			int* _p {reinterpret_cast<int*>(args.size())};
+			*_p = 1337;
 		} else {
 			std::cerr << "TOMATO error: unknown cli arg: '" << args.at(ai) << "'\n";
 		}
@@ -178,9 +184,18 @@ Screen* StartScreen::render(float, bool&) {
 	const float TEXT_PROCEED_WIDTH = ImGui::CalcTextSize("proceed").x;
 	const float TEXT_BASE_HEIGHT = ImGui::GetTextLineHeightWithSpacing();
 
-	ImGui::SetNextWindowSize({656,334}, ImGuiCond_FirstUseEver);
+	const ImGuiViewport* viewport = ImGui::GetMainViewport();
-	ImGui::Begin("start screen");
+	ImGui::SetNextWindowPos(viewport->WorkPos);
+	ImGui::SetNextWindowSize(viewport->WorkSize);
 
+	constexpr auto bg_window_flags =
+		ImGuiWindowFlags_NoDecoration |
+		ImGuiWindowFlags_NoMove |
+		ImGuiWindowFlags_NoResize |
+		ImGuiWindowFlags_NoSavedSettings |
+		ImGuiWindowFlags_NoBringToFrontOnFocus;
+
+	if (ImGui::Begin("start screen", nullptr, bg_window_flags)) {
 		// TODO: imgui tox profile selector?
 
 		// +----------------------------
@@ -389,6 +404,12 @@ Screen* StartScreen::render(float, bool&) {
 
 					ImGui::EndTabItem();
 				}
+
+				if (ImGui::BeginTabItem("about")) {
+					ImGuiTomatoAbout();
+					ImGui::EndTabItem();
+				}
+
 				ImGui::EndTabBar();
 			}
 		}
@@ -439,6 +460,7 @@ Screen* StartScreen::render(float, bool&) {
 				ImGui::TextColored({1.f, 0.5f, 0.5f, 1.f}, "%s", _error_string.c_str());
 			}
 		}
+	}
 
 	ImGui::End(); // start screen
 

src/tox_client.cpp

@@ -10,12 +10,14 @@
 
 #include <vector>
 #include <fstream>
+#include <filesystem>
+#include <string>
 #include <iostream>
 #include <cassert>
 
 static void eee(std::string& mod) {
 	for (char& c : mod) {
-		c ^= 0x59;
+		c ^= 0x37;
 	}
 }
 
@@ -218,11 +220,30 @@ void ToxClient::saveToxProfile(void) {
 		}
 		eee(_tox_profile_password);
 	}
-	std::ofstream ofile{_tox_profile_path, std::ios::binary};
+
-	// TODO: improve
+	std::filesystem::path tmp_path = _tox_profile_path + ".tmp";
-	for (const auto& ch : data) {
+	tmp_path.replace_filename("." + tmp_path.filename().generic_u8string());
-		ofile.put(ch);
+
+	try {
+		std::ofstream ofile{tmp_path, std::ios::binary};
+		ofile.write(reinterpret_cast<const char*>(data.data()), data.size());
+		ofile.flush();
+
+		if (!ofile.good()) {
+			// TODO: maybe enable fstream exceptions instead?
+			throw std::runtime_error("write error");
 		}
+	} catch (...) {
+		std::filesystem::remove(tmp_path);
+		std::cerr << "TOX saving failed!\n";
+		_save_heat = 10.f;
+		return;
+	}
+
+	std::filesystem::rename(
+		tmp_path,
+		_tox_profile_path
+	);
 
 	_tox_profile_dirty = false;
 	_save_heat = 10.f;