[feat] show notification window if there is a new version avaliable

src/gui/windows/about_window.cpp

@@ -8,8 +8,8 @@
 
 namespace crossdesk {
 
-void Hyperlink(const std::string& label, const std::string& url,
-               const float window_width) {
+void Render::Hyperlink(const std::string& label, const std::string& url,
+                       const float window_width) {
   ImGui::PushStyleColor(ImGuiCol_Text, IM_COL32(0, 0, 255, 255));
   ImGui::SetCursorPosX(window_width * 0.1f);
   ImGui::Text("%s", label.c_str());

src/gui/windows/update_notification_window.cpp

@@ -0,0 +1,205 @@
+#include <algorithm>
+#include <cstdlib>
+#include <string>
+
+#include "layout.h"
+#include "localization.h"
+#include "rd_log.h"
+#include "render.h"
+
+namespace crossdesk {
+
+std::string CleanMarkdown(const std::string& markdown) {
+  std::string result = markdown;
+
+  // remove # title mark
+  size_t pos = 0;
+  while (pos < result.length()) {
+    if (result[pos] == '\n' || pos == 0) {
+      size_t line_start = (result[pos] == '\n') ? pos + 1 : pos;
+      if (line_start < result.length() && result[line_start] == '#') {
+        size_t hash_end = line_start;
+        while (hash_end < result.length() &&
+               (result[hash_end] == '#' || result[hash_end] == ' ')) {
+          hash_end++;
+        }
+
+        result.erase(line_start, hash_end - line_start);
+        pos = line_start;
+        continue;
+      }
+    }
+    pos++;
+  }
+
+  // remove ** bold mark
+  pos = 0;
+  while ((pos = result.find("**", pos)) != std::string::npos) {
+    result.erase(pos, 2);
+  }
+
+  // remove all spaces
+  result.erase(std::remove(result.begin(), result.end(), ' '), result.end());
+
+  // replace . with 、
+  pos = 0;
+  while ((pos = result.find('.', pos)) != std::string::npos) {
+    result.replace(pos, 1, "、");
+    pos += 1;  // Move to next position after the replacement
+  }
+
+  return result;
+}
+
+int Render::UpdateNotificationWindow() {
+  if (show_update_notification_window_ && update_available_) {
+    const ImGuiViewport* viewport = ImGui::GetMainViewport();
+
+    float window_width = update_notification_window_width_;
+    float window_height = update_notification_window_height_;
+
+    ImGui::SetNextWindowPos(
+        ImVec2(
+            (viewport->WorkSize.x - viewport->WorkPos.x - window_width) / 2,
+            (viewport->WorkSize.y - viewport->WorkPos.y - window_height) / 2),
+        ImGuiCond_FirstUseEver);
+
+    ImGui::SetNextWindowSize(ImVec2(window_width, window_height));
+
+    ImGui::PushStyleColor(ImGuiCol_WindowBg, ImVec4(1.0f, 1.0f, 1.0f, 1.0f));
+    ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 1.0f);
+    ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 5.0f);
+    ImGui::PushStyleVar(ImGuiStyleVar_FrameRounding, 3.0f);
+    ImGui::SetWindowFontScale(0.5f);
+    ImGui::Begin(
+        localization::notification[localization_language_index_].c_str(),
+        nullptr,
+        ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoCollapse |
+            ImGuiWindowFlags_NoSavedSettings);
+
+    ImGui::SetWindowFontScale(1.0f);
+    ImGui::SetWindowFontScale(0.5f);
+
+    // use system Chinese font
+    if (system_chinese_font_ != nullptr) {
+      ImGui::PushFont(system_chinese_font_);
+    }
+
+    // title: new version available
+    ImGui::SetCursorPosX(window_width * 0.1f);
+    ImGui::SetWindowFontScale(0.7f);
+    std::string title =
+        localization::new_version_available[localization_language_index_] +
+        ": v" + latest_version_;
+    ImGui::Text("%s", title.c_str());
+    ImGui::SetWindowFontScale(0.5f);
+
+    ImGui::Spacing();
+
+    // website link
+    std::string download_text =
+        localization::access_website[localization_language_index_] +
+        "https://crossdesk.cn";
+    Hyperlink(download_text, "https://crossdesk.cn", window_width);
+
+    ImGui::Spacing();
+
+    float reserved_height = 140.0f;
+    float scrollable_height = window_height - reserved_height;
+
+    // scrollable content area
+    ImGui::SetCursorPosX(window_width * 0.05f);
+    ImGui::BeginChild("ScrollableContent",
+                      ImVec2(window_width * 0.9f, scrollable_height),
+                      ImGuiChildFlags_Border, ImGuiWindowFlags_None);
+
+    // set text wrap position to current available width (accounts for
+    // scrollbar)
+    float wrap_pos = ImGui::GetContentRegionAvail().x;
+    ImGui::PushTextWrapPos(wrap_pos);
+
+    // release name
+    if (latest_version_info_.contains("releaseName") &&
+        latest_version_info_["releaseName"].is_string() &&
+        !latest_version_info_["releaseName"].empty()) {
+      ImGui::SetCursorPosX(window_width * 0.05f);
+      std::string release_name =
+          latest_version_info_["releaseName"].get<std::string>();
+      ImGui::TextWrapped("%s", release_name.c_str());
+      ImGui::Spacing();
+    }
+
+    // release notes
+    if (!release_notes_.empty()) {
+      ImGui::SetCursorPosX(window_width * 0.05f);
+      std::string cleaned_notes = CleanMarkdown(release_notes_);
+      ImGui::TextWrapped("%s", cleaned_notes.c_str());
+      ImGui::Spacing();
+    }
+
+    // release date
+    if (latest_version_info_.contains("releaseDate") &&
+        latest_version_info_["releaseDate"].is_string() &&
+        !latest_version_info_["releaseDate"].empty()) {
+      ImGui::SetCursorPosX(window_width * 0.05f);
+      std::string date_label =
+          localization::release_date[localization_language_index_];
+      std::string release_date = latest_version_info_["releaseDate"];
+      std::string date_text = date_label + release_date;
+      ImGui::Text("%s", date_text.c_str());
+      ImGui::Spacing();
+    }
+
+    // pop text wrap position
+    ImGui::PopTextWrapPos();
+
+    ImGui::EndChild();
+
+    ImGui::Spacing();
+
+    if (ConfigCenter::LANGUAGE::CHINESE == localization_language_) {
+      ImGui::SetCursorPosX(UPDATE_NOTIFICATION_OK_BUTTON_PADDING_CN);
+    } else {
+      ImGui::SetCursorPosX(UPDATE_NOTIFICATION_OK_BUTTON_PADDING_EN);
+    }
+
+    // update button
+    if (ImGui::Button(
+            localization::update[localization_language_index_].c_str())) {
+      // open download page
+      std::string url = "https://crossdesk.cn";
+#if defined(_WIN32)
+      std::string cmd = "start " + url;
+#elif defined(__APPLE__)
+      std::string cmd = "open " + url;
+#else
+      std::string cmd = "xdg-open " + url;
+#endif
+      system(cmd.c_str());
+      show_update_notification_window_ = false;
+    }
+
+    ImGui::SameLine();
+
+    if (ImGui::Button(
+            localization::cancel[localization_language_index_].c_str())) {
+      show_update_notification_window_ = false;
+    }
+
+    ImGui::SetWindowFontScale(1.0f);
+    ImGui::SetWindowFontScale(0.5f);
+
+    // pop system font
+    if (system_chinese_font_ != nullptr) {
+      ImGui::PopFont();
+    }
+
+    ImGui::End();
+    ImGui::SetWindowFontScale(1.0f);
+    ImGui::PopStyleVar(3);
+    ImGui::PopStyleColor();
+  }
+  return 0;
+}
+
+}  // namespace crossdesk