From 8b5a0e0fef106fb62cad4a0268438c00e05a4b04 Mon Sep 17 00:00:00 2001
From: Konstantin Podsvirov <konstantin@podsvirov.pro>
Date: Fri, 27 Nov 2020 22:15:18 +0300
Subject: CPackIFW: Add CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST variable

Add CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST variable to
control visibility of the widget listing installer pages on the left side
of the wizard. This feature available only since QtIFW 4.0.
---
 Help/cpack_gen/ifw.rst                             |  6 ++++++
 .../dev/cpackifw-package-wizard-show-page-list.rst |  7 ++++++
 Source/CPack/IFW/cmCPackIFWInstaller.cxx           | 25 ++++++++++++++++++++++
 Source/CPack/IFW/cmCPackIFWInstaller.h             |  4 ++++
 4 files changed, 42 insertions(+)
 create mode 100644 Help/release/dev/cpackifw-package-wizard-show-page-list.rst

diff --git a/Help/cpack_gen/ifw.rst b/Help/cpack_gen/ifw.rst
index 3315411..0dd2816 100644
--- a/Help/cpack_gen/ifw.rst
+++ b/Help/cpack_gen/ifw.rst
@@ -109,6 +109,12 @@ Package
 
  Default height of the wizard in pixels. Setting a watermark image will override this.
 
+.. variable:: CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST
+
+ Set to ``OFF`` if the widget listing installer pages on the left side of the wizard should not be shown.
+
+ Is ``ON`` by default.
+
 .. variable:: CPACK_IFW_PACKAGE_TITLE_COLOR
 
  .. versionadded:: 3.8
diff --git a/Help/release/dev/cpackifw-package-wizard-show-page-list.rst b/Help/release/dev/cpackifw-package-wizard-show-page-list.rst
new file mode 100644
index 0000000..ede69f5
--- /dev/null
+++ b/Help/release/dev/cpackifw-package-wizard-show-page-list.rst
@@ -0,0 +1,7 @@
+cpackifw-package-wizard-show-page-list
+--------------------------------------
+
+* The :cpack_gen:`CPack IFW Generator` gained new
+  :variable:`CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST` variable to
+  control visibility of the widget listing installer pages on the left side
+  of the wizard. This feature available only since QtIFW 4.0.
diff --git a/Source/CPack/IFW/cmCPackIFWInstaller.cxx b/Source/CPack/IFW/cmCPackIFWInstaller.cxx
index 4bad598..8e00ad6 100644
--- a/Source/CPack/IFW/cmCPackIFWInstaller.cxx
+++ b/Source/CPack/IFW/cmCPackIFWInstaller.cxx
@@ -174,6 +174,26 @@ void cmCPackIFWInstaller::ConfigureFromOptions()
     this->WizardDefaultHeight = option;
   }
 
+  // WizardShowPageList
+  if (const char* option =
+        this->GetOption("CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST")) {
+    if (!this->IsVersionLess("4.0")) {
+      if (this->IsSetToOff("CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST")) {
+        this->WizardShowPageList = "false";
+      } else if (this->IsOn("CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST")) {
+        this->WizardShowPageList = "true";
+      } else {
+        this->WizardShowPageList.clear();
+      }
+    } else {
+      cmCPackIFWLogger(
+        WARNING,
+        "Option CPACK_IFW_PACKAGE_WIZARD_SHOW_PAGE_LIST is set to value \""
+          << option << "\". But has no any effect for QtIFW less than 4.0 "
+          << "and will be skipped." << std::endl);
+    }
+  }
+
   // TitleColor
   if (const char* option = this->GetOption("CPACK_IFW_PACKAGE_TITLE_COLOR")) {
     this->TitleColor = option;
@@ -408,6 +428,11 @@ void cmCPackIFWInstaller::GenerateInstallerFile()
     xout.Element("WizardDefaultHeight", this->WizardDefaultHeight);
   }
 
+  // WizardShowPageList
+  if (!this->IsVersionLess("4.0") && !this->WizardShowPageList.empty()) {
+    xout.Element("WizardShowPageList", this->WizardShowPageList);
+  }
+
   // TitleColor
   if (!this->TitleColor.empty()) {
     xout.Element("TitleColor", this->TitleColor);
diff --git a/Source/CPack/IFW/cmCPackIFWInstaller.h b/Source/CPack/IFW/cmCPackIFWInstaller.h
index 6f398e3..a031fc2 100644
--- a/Source/CPack/IFW/cmCPackIFWInstaller.h
+++ b/Source/CPack/IFW/cmCPackIFWInstaller.h
@@ -80,6 +80,10 @@ public:
   /// Wizard height
   std::string WizardDefaultHeight;
 
+  /// Set to false if the widget listing installer pages on the left side
+  /// of the wizard should not be shown
+  std::string WizardShowPageList;
+
   /// Title color
   std::string TitleColor;
 
-- 
cgit v0.12