chrome/installer/gcapi/gcapi.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_INSTALLER_GCAPI_GCAPI_H_
   6 #define CHROME_INSTALLER_GCAPI_GCAPI_H_
   7
   8 #include <windows.h>
   9
  10 // Error conditions for GoogleChromeCompatibilityCheck().
  11 #define GCCC_ERROR_USERLEVELALREADYPRESENT       (1 << 0)
  12 #define GCCC_ERROR_SYSTEMLEVELALREADYPRESENT     (1 << 1)
  13 #define GCCC_ERROR_ACCESSDENIED                  (1 << 2)
  14 #define GCCC_ERROR_OSNOTSUPPORTED                (1 << 3)
  15 #define GCCC_ERROR_ALREADYOFFERED                (1 << 4)
  16 #define GCCC_ERROR_INTEGRITYLEVEL                (1 << 5)
  17
  18 // Error conditions for CanReactivateChrome().
  19 #define REACTIVATE_ERROR_NOTINSTALLED            (1 << 0)
  20 #define REACTIVATE_ERROR_NOTDORMANT              (1 << 1)
  21 #define REACTIVATE_ERROR_ALREADY_REACTIVATED     (1 << 2)
  22 #define REACTIVATE_ERROR_INVALID_INPUT           (1 << 3)
  23 #define REACTIVATE_ERROR_REACTIVATION_FAILED     (1 << 4)
  24
  25 // Error conditions for CanOfferRelaunch().
  26 #define RELAUNCH_ERROR_NOTINSTALLED              (1 << 0)
  27 #define RELAUNCH_ERROR_INVALID_PARTNER           (1 << 1)
  28 #define RELAUNCH_ERROR_PINGS_SENT                (1 << 2)
  29 #define RELAUNCH_ERROR_NOTDORMANT                (1 << 3)
  30 #define RELAUNCH_ERROR_ALREADY_RELAUNCHED        (1 << 4)
  31 #define RELAUNCH_ERROR_INVALID_INPUT             (1 << 5)
  32 #define RELAUNCH_ERROR_RELAUNCH_FAILED           (1 << 6)
  33
  34 // Flags to indicate how GCAPI is invoked
  35 #define GCAPI_INVOKED_STANDARD_SHELL             (1 << 0)
  36 #define GCAPI_INVOKED_UAC_ELEVATION              (1 << 1)
  37
  38 #ifdef __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 // The minimum number of days an installation can be dormant before reactivation
  43 // may be offered.
  44 const int kReactivationMinDaysDormant = 50;
  45
  46 // The minimum number of days an installation can be dormant before a relaunch
  47 // may be offered.
  48 const int kRelaunchMinDaysDormant = 30;
  49
  50 // This function returns TRUE if Google Chrome should be offered.
  51 // If the return is FALSE, the |reasons| DWORD explains why.  If you don't care
  52 // for the reason, you can pass NULL for |reasons|.
  53 // |set_flag| indicates whether a flag should be set indicating that Chrome was
  54 // offered within the last six months; if passed FALSE, this method will not
  55 // set the flag even if Chrome can be offered.  If passed TRUE, this method
  56 // will set the flag only if Chrome can be offered.
  57 // |shell_mode| should be set to one of GCAPI_INVOKED_STANDARD_SHELL or
  58 // GCAPI_INVOKED_UAC_ELEVATION depending on whether this method is invoked
  59 // from an elevated or non-elevated process.
  60 BOOL __stdcall GoogleChromeCompatibilityCheck(BOOL set_flag,
  61                                               int shell_mode,
  62                                               DWORD* reasons);
  63
  64 // This function launches Google Chrome after a successful install. Make
  65 // sure COM library is NOT initialized before you call this function (so if
  66 // you called CoInitialize, call CoUninitialize before calling this function).
  67 BOOL __stdcall LaunchGoogleChrome();
  68
  69 // This function launches Google Chrome after a successful install, ensuring
  70 // that any windows that it makes are shunted to the background. Make sure COM
  71 // library is NOT initialized before you call this function (so if you called
  72 // CoInitialize, call CoUninitialize before calling this function).
  73 BOOL __stdcall LaunchGoogleChromeInBackground();
  74
  75 // This function launches Google Chrome after a successful install at the given
  76 // x,y coordinates with size height,length. Pass -1 for x and y to avoid moving
  77 // the window. Pass -1 for width and height to avoid resizing the window. Set
  78 // in_background to true to move Google Chrome behind all other windows or false
  79 // to have it appear at the default z-order. Make sure that COM is NOT
  80 // initialized before you call this function (so if you called CoInitialize,
  81 // call CoUninitialize before calling this function). This call is synchronous,
  82 // meaning it waits for Chrome to launch and appear to resize it before
  83 // returning.
  84 BOOL __stdcall LaunchGoogleChromeWithDimensions(int x,
  85                                                 int y,
  86                                                 int width,
  87                                                 int height,
  88                                                 bool in_background);
  89
  90 // This function returns the number of days since Google Chrome was last run by
  91 // the current user. If both user-level and machine-wide installations are
  92 // present on the system, it will return the lowest last-run-days count of
  93 // the two.
  94 // Returns -1 if Chrome is not installed, the last run date is in the future,
  95 // or we are otherwise unable to determine how long since Chrome was last
  96 // launched.
  97 int __stdcall GoogleChromeDaysSinceLastRun();
  98
  99 // Returns true if a vendor with the specified |brand_code| may offer
 100 // reactivation at this time. Returns false if the vendor may not offer
 101 // reactivation at this time, and places one of the REACTIVATE_ERROR_XXX values
 102 // in |error_code| if |error_code| is non-null.
 103 // |shell_mode| should be set to one of GCAPI_INVOKED_STANDARD_SHELL or
 104 // GCAPI_INVOKED_UAC_ELEVATION depending on whether this method is invoked
 105 // from an elevated or non-elevated process.
 106 BOOL __stdcall CanOfferReactivation(const wchar_t* brand_code,
 107                                     int shell_mode,
 108                                     DWORD* error_code);
 109
 110 // Attempts to reactivate Chrome for the specified |brand_code|. Returns false
 111 // if reactivation fails, and places one of the REACTIVATE_ERROR_XXX values
 112 // in |error_code| if |error_code| is non-null.
 113 // |shell_mode| should be set to one of GCAPI_INVOKED_STANDARD_SHELL or
 114 // GCAPI_INVOKED_UAC_ELEVATION depending on whether this method is invoked
 115 // from an elevated or non-elevated process.
 116 BOOL __stdcall ReactivateChrome(const wchar_t* brand_code,
 117                                 int shell_mode,
 118                                 DWORD* error_code);
 119
 120 // Returns true if a vendor may offer relaunch at this time. Returns false if
 121 // the vendor may not offer relaunching at this time, and places one of the
 122 // RELAUNCH_ERROR_XXX values in |error_code| if |error_code| is non-null. The
 123 // installed brandcode must be in |partner_brandcode_list|. |shell_mode| should
 124 // be set to one of GCAPI_INVOKED_STANDARD_SHELL or GCAPI_INVOKED_UAC_ELEVATION
 125 // depending on whether this method is invoked from an elevated or non-elevated
 126 // process.
 127 BOOL __stdcall CanOfferRelaunch(const wchar_t** partner_brandcode_list,
 128                                 int partner_brandcode_list_length,
 129                                 int shell_mode,
 130                                 DWORD* error_code);
 131
 132 // Returns true if a vendor may relaunch at this time (and stores that a
 133 // relaunch was offered). Returns false if the vendor may not relaunch
 134 // at this time, and places one of the RELAUNCH_ERROR_XXX values in |error_code|
 135 // if |error_code| is non-null. As for |CanOfferRelaunch|, the installed
 136 // brandcode must be in |partner_brandcode_list|. |shell_mode| should be set to
 137 // one of GCAPI_INVOKED_STANDARD_SHELL or GCAPI_INVOKED_UAC_ELEVATION depending
 138 // on whether this method is invoked from an elevated or non-elevated process.
 139 // The |relaunch_brandcode| will be stored as the brandcode that was used for
 140 // offering this relaunch.
 141 BOOL __stdcall SetRelaunchOffered(const wchar_t** partner_brandcode_list,
 142                                   int partner_brandcode_list_length,
 143                                   const wchar_t* relaunch_brandcode,
 144                                   int shell_mode,
 145                                   DWORD* error_code);
 146
 147 // Function pointer type declarations to use with GetProcAddress.
 148 typedef BOOL (__stdcall *GCCC_CompatibilityCheck)(BOOL, int, DWORD *);
 149 typedef BOOL (__stdcall *GCCC_LaunchGC)();
 150 typedef BOOL (__stdcall *GCCC_LaunchGoogleChromeInBackground)();
 151 typedef BOOL (__stdcall *GCCC_LaunchGCWithDimensions)(int, int, int, int, bool);
 152 typedef int (__stdcall *GCCC_GoogleChromeDaysSinceLastRun)();
 153 typedef BOOL (__stdcall *GCCC_CanOfferReactivation)(const wchar_t*,
 154                                                     int,
 155                                                     DWORD*);
 156 typedef BOOL (__stdcall *GCCC_ReactivateChrome)(const wchar_t*,
 157                                                 int,
 158                                                 DWORD*);
 159 typedef BOOL (__stdcall *GCCC_CanOfferRelaunch)(const wchar_t**,
 160                                                 int,
 161                                                 int,
 162                                                 DWORD*);
 163 typedef BOOL (__stdcall *GCCC_SetRelaunchOffered)(const wchar_t**,
 164                                                   int,
 165                                                   const wchar_t*,
 166                                                   int,
 167                                                   DWORD*);
 168
 169 #ifdef __cplusplus
 170 }  // extern "C"
 171 #endif
 172
 173 #endif  // CHROME_INSTALLER_GCAPI_GCAPI_H_